First aired: Sep/13/1972
Guest star: Alan Haines (Brig. Mertens), Colin McCormack (Sailor), Dave Carter (Brig. Stribos), Michael Latimer (Insp Johnny Kroon), Clifford Rose (Boersma), Michael Turner (Dr. Smeding)

First aired: Sep/20/1972
Guest star: Michael Latimer (Insp Johnny Kroon), Julian D'albie (The Baron), Michael Hannah (Apollo Barman), James Cairncross (Dr. Jagermann), Jonathan Newth (Chemist), Clifford Parrish (Pathologist), George Howe (Satorious), Trevor Martin (Patrolman), Richard Hurndall (Albert Picard), Artro Morris (Martin), Alan Haines (Brig. Mertens), Patricia Quinn (Yvonne)

First aired: Sep/27/1972
Guest star: Dave Carter (Brig. Stribos), Hilary Heath (Nana Scheers), Julian Somers (Dijker), Geoffrey Bayldon (Joseph Kettner), Edgar Wreford (Jan Servaas), Matthew Guinness (Barman), Peter Pratt (Westermann), Michael Latimer (Insp Johnny Kroon), John Rees (Mulhauzen)

First aired: Oct/04/1972
Guest star: Michael Latimer (Insp Johnny Kroon), Martin Wyldeck (Samson), Maria O'Brien (Pauline Eindhoven), Dave Carter (Brig. Stribos), Miranda Hampton (Bar Manageress), Lillias Walker (Beryl Harkemer), Damien Thomas (Felix Alkmaar), Michael Lees (Dr. Roest), Alan Haines (Brig. Mertens), Michael Sheard (Harkemer)

First aired: Oct/11/1972
Guest star: Joyce Heron (Hilda Ruysbroek), Susan Travers (Arlette van der Valk), Michael Lees (Dr. Roest), Billy Hamon (Saskia), Martin Wyldeck (Hoofd-Commisaris Samson), Michael Latimer (Insp Johnny Kroon), Pauline Letts (Muriel Hackforth), Richard Smith (Peter Hackforth), David Leland (Madame Arthur)

First aired: Oct/18/1972
Guest star: Michael Latimer (Insp Johnny Kroon), Helena McCarthy (Receptionist), Nigel Anthony (Peter Jamal), Harold Goldblatt (Paul Moen), Alan Haines (Brig. Mertens), Christopher Matthews (Clerk), Susan Travers (Arlette van der Valk), Roger Bizley (Mahmud Fazan), Norman Scace (Officer of Justice), Christian Thorogood (Patrolman), Paul Eddington (Wolf Gebhardt), Dave Carter (Brig. Stribos), William Ellis (Vittorio Farrugia)

First aired: Aug/29/1973
Guest star: Joanna Dunham (Lucienne), Mark Jones (Martin), Susan Travers (Arlette van der Valk), Jack May (Minister), Sydney Tafler (Halsbeek), Richard Simpson (Jeweller), Dave Carter (Brig. Stribos), Karin MacCarthy (Doctor), Harold Reese (Caretaker), Michael Latimer (Insp Johnny Kroon), Patrick Allen (Van Teesling)

First aired: Sep/05/1973
Guest star: Donald Pelmear (Jan Vierman), Dennis Thorne (Officer of Justice), Patricia Lawrence (Marijke Hockstra), David Millett (Body), Sydney Tafler (Halsbeek), Kevin Stone (Kemelling), Richardson Morgan (Bargee), Brian Honeyball (Policeman), Ian Fairbairn (Grenech, Pathologist), John Gill (Lost Property Man), Michael Latimer (Insp Johnny Kroon), Wanda Moore (Irene van Vliet), Karin Fernald (Yvonne)

First aired: Sep/12/1973
Guest star: Arne Gordon (Reinhart), Michael Latimer (Insp Johnny Kroon), James Cossins (Noordhoff), Juliette James (Secretary), Caroline Courage (Karen Seger), Katherine Parr (Mrs. Driessen), Andrea Lawrence (Lottie), Ingrid Hafner (Annie), Dave Carter (Brig. Stribos), Paul Hastings (Erik Maas), Nicolette McKenzie (Elsa), Sydney Tafler (Halsbeek), Denis Lill (Van Houten)

First aired: Sep/19/1973
Guest star: Paul Hardwick (Holmeijer), Pamela Duncan (Mrs. Haakman), Sally Sanders (Mrs. Zondag), Michael Latimer (Insp Johnny Kroon), Barrie Houghton (Henk Busselink), Stefan Kalipha (Hippy), Roy Evans (Caretaker), Margaret Ward (Tutor), Lois Baxter (Emma), Leon Vitali (Jos Busselink), John Quarmby (Zondag), Bruce Gould (Sitskoom)

First aired: Sep/26/1973
Guest star: Lisa Daniely (Margo Roslin), John Bailey (Huismann), Shane Briant (Ko), Donald Morley (Dr. Stapper), Ronald Leigh-Hunt (Bekker), Peter Blythe (Max), Michael Latimer (Insp Johnny Kroon)

First aired: Oct/03/1973
Guest star: Petar Vidovic (Waiter), Peter Weston (Policeman), Kay Gallie (Nurse), David Webb (Leo), Roy Boyd (Anton Kovacic), Stefan Gryff (Havranek), Keith Buckley (Peko Kovacic), Rod Beacham (Technician), Michael Latimer (Insp Johnny Kroon), Christopher Benjamin (Mulder), Beth Harris (Miss Texel), Jane Lapotaire (Elly)

First aired: Oct/10/1973
Guest star: Michael Latimer (Insp Johnny Kroon), Donald Burton (Evert Stolle), Michael Atkinson (Spruyt), Peggy Ashcroft (Marlies Kernkamp), Christopher Timothy (Ernest), Robert Swann (Paul Hofmeester), Jim Norton (Eddy Linden), Lalla Ward (Judith Stolle), Prunella Ransome (Astrid Linden)

First aired: Sep/05/1977
Guest star: Jim Norton (Hanson), Marilyn Finlay (Receptionist), Julian Somers (Dijker), Kathleen Moffatt (Nurse), Brian Gwaspari (Marken), Donald Gee (Tahlen)

First aired: Sep/12/1977
Guest star: Freddie Jones (Joop Pater), Peter Godfrey (Professor Zeller), Julia Goodman (Cristina van Meer), Hubert Rees (Berger), Anthony Milner (Brinkman), Mary Healey (Berte Merks), Patrick Troughton (Father Bosch), William Russell (Kees Rokin), Hildegarde Neil (Elsa Rokin)

First aired: Sep/19/1977
Guest star: Wilfred Grove (Josef), Richard Pasco (Albert de Vink), Ken Kitson (Jan Hoffman), John Scholes (Dolf Maartens), Robert Gillespie (Doop), Maurice O'Connell (Kurt), Helen Ryan (Eva Maris), Madeleine Christie (Helene Webber)

First aired: Sep/26/1977
Guest star: Bernice Stegers (Anna Kuylen), Elizabeth Bradley (Hannah Meyer), Lorna Heilbron (Magda Kolmaar), Sam Dastor (Paul Hahn), Harry Waters (Uniformed Policeman), Pamela Moiseiwitsch (Miss Schaar), John Price (Ressel), Ben Bazell (Wolf Müller), Matthew Guinness (Finger-print Expert), James Grout (Josef Kolmaar)

First aired: Oct/03/1977
Guest star: Alec Linstead (De Jong), Philip Sager (Paul), Michael da Costa (Doff), Eric Francis (Old Gardener), Dennis Blanch (Patrolman), Joanna Dunham (Arlette van der Valk), Robin Parkinson (Hotel Receptionist), Nigel Stock (Hoofd-Commisaris Samson), Morris Perry (Pastor Weavers), Edward Burnham (Jakob Mertens)

First aired: Oct/10/1977
Guest star: Leon Lissek (Frans), Pippa Page (Girl in Van), John Standing (Ehrlich), Darlene Johnson (Christina), Patricia Read (Prostitute), Nigel Stock (Hoofd-Commisaris Samson), Maurice Colbourne (Nick Scholtz), Suzy Kendall (Marijka), James Aubrey (Jan), Anthony Stafford (Van Driver), Joanna Dunham (Arlette van der Valk), Pam St. Clement (Ada)

First aired: Oct/17/1977
Guest star: Michael Sheard (Ruytens), Kenton Moore (Customs Officer), Denis Lill (Roberts), Gillian Barge (Woman), Nigel Stock (Hoofd-Commisaris Samson), Clifford Rose (De Groote), Peter Quince (Man 'A'), Anna Wing (Concierge), Ian Lowe (Piet Gobel), Joanna Dunham (Arlette van der Valk)

First aired: Oct/24/1977
Guest star: Bob Hoskins (Johnny Palmer), Ken Parry (Sartorius), William Hootkins (Frank Garvin), Michael Culver (James), Robert Swales (Detective), Pamela Salem (Millie Sanger), Brian Poyser (Finch), Peter Cartwright (KLM Captain), Valerie Holliman (Samantha), Jeremy Young (Eddie Palmer), Hazel McBride (Stewardess), Suzanne Fleuret (Nun), Roger Kemp (Wainwright), Richard Davies (Lloyd), Anthony Collin (Clerk), Arnold Diamond (Dr. Pritchett), Robert Gary (Detective)

First aired: Oct/31/1977
Guest star: Jeff Rawle (Diederick), Elizabeth Cassidy (Annabel), Jennifer Daniel (Susan), Nigel Stock (Hoofd-Commisaris Samson), Christopher Timothy (Policeman), Joanna Dunham (Arlette van der Valk), Michelle Newell (Dina), Geoffrey Palmer (Head of Faculty), Karl Howman (Eric)

First aired: Nov/07/1977
Guest star: Bernard Brown (Henniker), Denis De Marne (Duty officer), Jan Harvey (Margit), Patrick Jordan (Barman), Michael Petrovitch (Wim), Anthony Chinn (Chung), John Scholes (Dolf Maartens), Jon Croft (Johannes), Michael Lees (Kees Dorpman), Nigel Stock (Hoofd-Commisaris Samson), Richard Hurndall (Magistrate), Helen Keating (Whore)

First aired: Nov/14/1977
Guest star: Lisa Daniely (Mrs. Visser), Joanna Dunham (Arlette van der Valk), Phoebe Nicholls (Treesje), John Woodnutt (Dr. Roest), Anthony Howden (Ari Anderson), Allen Hendrick (Rinus Boersman), Lila Kaye (Emma Struys), Ian Hendry (Boersma), Alun Lewis (Eddie), Deborah Fallender (American sister), Annabel Leventon (Hannie Wijsman), Simon Turner (Jan)

First aired: Nov/21/1977
Guest star: Jane Merrow (Diane LeClere), David McKail (Evert), Nigel Stock (Hoofd-Commisaris Samson), Derek Smith (Jaap), Alexander Davion (Ranieri), Bruce Liddington (Paul), William Ellis (Jean)

First aired: Jan/16/1991
Guest star: Sara Kestelman (Monika Hendricks), Ronald Hines (Hoofd-Commisaris Samson), John Vine (Klees), Judy Cornwell (Harriet Kuyper), Arkie Whiteley (Ruth van der Valk), Donald Churchill (Johnny Roos), Richard Huw (Wim van der Valk), Meg Davies (Arlette van der Valk), Denica Fairman (Barbara Steenkamp), Amanda Burton (Elly van Roekel), Philip Locke (Conrad Molenaar), Tom Bell (Freddie Brugmans), Ronnie Stevens (Jacob Reinecke), Dave Atkins (Sergeant Donkers)

First aired: Jan/23/1991
Guest star: Robert Morgan (Visser), Tony Rohr (Hugo Molders), Meg Davies (Arlette van der Valk), Julie Peasgood (Christina Molders), Melanie Thaw (Wilhelmina), John Vine (Jan Klees), Ronan Vibert (Martin Lepweg), Ronald Hines (Hoofd-Commisaris Samson), Peter Guinness (Nick Koop), Richard Huw (Wim van der Valk), Trevor Peacock (Johnny Retz), Ian Gelder (Basten), Mark Hadfield (Ferdie), Natasha Pyne (Janet)

First aired: Jan/30/1991
Guest star: Arthur Kohn (Detective), Mia Fothergill (Jacqueline), Christopher Bramwell (Van Loon), Richard Rees (Raoul), Sara Griffiths (Anna), Martin McKellan (Policeman), Victoria Shalet (Brigid van Hoorn), Andrew Wilde (Luther), Chrissy Iddon (Reporter), Helen Horton (Mrs. Lovell Wallace), John Bown (Reporter), Martin Chamberlain (Reporter), Michael Gaunt (Driver), Meg Davies (Arlette van der Valk), Ciaran Madden (Melanie van Hoorn), Shane Rimmer (Lovell J Wallace), Kenneth Cranham (Dirk Boutsen), Sara Mair-Thomas (Anita), Jonathan Firth (Michael), Nicholas Le Prevost (Van Hoorn), Steven Elliot (Reporter), Gary Olsen (Brouwer), Samuel Preston (Willem van Hoorn), Abigail Cruttenden (Else), Richard Huw (Wim van der Valk), Geoffrey Beevers (Kroll), Ronald Hines (Hoofd-Commisaris Samson), Felicity Dean (Helga), Andrew Ray (Stevin), Inez Thorn (Spanish Lady), Peter Penry-Jones (Markheim)

First aired: Feb/06/1991
Guest star: Philip Bowen (Jacob de Vries), Guy Moore (Duty Officer), Jo Rideout (Ria), David Schofield (Toon Rosendaal), John Hudson (Architect), Anna Cropper (Julie Meijers), Joe Hutton (Young Man), Derek Crewe (Waiter), Matthew Marsh (Willem Maas), Rupert Holliday-Evans (Albert), Lizzy McInnerny (Bea Jongkind), Ian Redford (Pathologist), Sam Miller (Frederick), Maureen Flynn (Anna Maas), Derek Fowlds (Johan Kieft), Kika Markham (Sion Beekvelt), Al Gregg (Journalist), John Golightly (Porter), Geoffrey Bayldon (Nicolas Meijers), Philip McGough (Bertus), Gillian McCutcheon (Lies Jongkind), Nicholas Chagrin (Friso Jongkind), Steven Mackintosh (Koos)

First aired: Feb/05/1992
Guest star: Anthony Valentine (Charles Mehra), Maria Miles (Helena Pel), Ronald Hines (Hoofd-Commisaris Samson), Vernon Dobtcheff (Sebastian Jonge), Edward Halsted (Surgeon), Andrew Powell (Leo Postma), Allie Byrne (Petra van Leurink), Nigel Pegram (Didier Clebert), Terence Rigby (Karl Vessem), Jack Ellis (Frans Opstel), Richard Huw (Wim van der Valk), Malcolm Tierney (Rinus Nagel), Douglas Henshall (Joep Huizinga), Natasha Pyne (Janet), Brian Cox (Stefan Szabo), Kevork Malikyan (Colombian), Meg Davies (Arlette van der Valk), Sion Tudor Owen (Hans Staal), Martyn Whitby (Theo Swart), Oliver Parker (Bruno Duykers), Liz Goulding (Maria Seghers)

First aired: Feb/12/1992
Guest star: Fiona Padfield (Beatrix Tromp), Ona McCracken (Receptionist), Tom Mannion (Adrian), Peter Dawson (Editor #3), Phil Atkinson (Jan Heyn), Ralph Brown (Inspector Rep), Daniel Holyoake (Leeuwen), David McKail (Editor #2), Elizabeth Hogg (Woman PC), Andrew Powell (Leo Postma), Meg Davies (Arlette van der Valk), Paul McNeilly (Kidnapper), Ian Barritt (Hartog), Edward Judd (Alfred), Julian Fox (Samuel), Natasha Pyne (Janet), Philip Whitchurch (Erik), Paul Freeman (Michael Tromp), Richard Huw (Wim van der Valk), Emma Cunningham (Greta Tromp), Maggie Steed (Maria Tromp), Selina Cadell (Monica), Sonia Graham (Mrs. Heyn), Mary Jo Randle (Ella), Bev Willis (Editor #1), Steven Alvey (Mechanic), Stephen Moore (Hensen), John Burgess (Roemers), Geoffrey Church (Inspector Stam), Ronald Hines (Hoofd-Commisaris Samson), Richard Hanson (Rudi Tromp), Richard Mayes (Farmer)

First aired: Feb/19/1992
Guest star: Michael Simkins (Joop Smelders), Valerie Phillips (Journalist), Stephen Jameson (Gerrit Post), Nicholas Hutchinson (Eddie Haas), Richard Heap (Policeman), Rupert Degas (Student), Caroline Harding (Maarte de Kline), Oliver Ford Davies (Guus Kroese), Madeleine Moffat (Anne Marie Post), Olivia Williams (Irene Kortman), Tony Caunter (Hans Voss), Peter Aubrey (Drunk), Pip Torrens (Michael de Groot), Barry Aird (Postman), Stephen May (Policeman), Angela Bruce (Toni Vishnu), Sean Wightman (Hans - Delivery Boy), Celia Imrie (Marijke Dekker), Natasha Pyne (Janet), Holly De Jong (Hanne Mierle), Stephanie Turner (Els Kortman), Keith Hazemore (Head Waiter), Richard Graham (Jan Mallen), Mark J. Pepper (Kees Slutters), Martin McDougall (Vendor), Charles Dale (Simon Plesman), John Vine (Jan Klees), James Laurenson (Paul Kortman)