| Person: | Characters | Episodes | |
| • Drew Powell | played | 15 Episodes | |
| • J.W. Cortes | played | 14 Episodes | |
| • Chelsea Spack | played | 13 Episodes | |
| • David Zayas | played | 11 Episodes | |
| • Alex Corrado | played | 11 Episodes | |
| • Carol Kane | played | 10 Episodes | |
| • Morena Baccarin | played | 9 Episodes | |
| • Clare Foley | played | 9 Episodes | |
| • Ian Quinlan | played | 9 Episodes | |
| • Richard Kind | played | 8 Episodes | |
| • Natalie Alyn Lind | played | 7 Episodes | |
| • Anthony Carrigan | played | 7 Episodes | |
| • Krista Braun | played | 7 Episodes | |
| • Makenzie Leigh | played | 7 Episodes | |
| • Peter Scolari | played | 5 Episodes | |
| • Dashiell Eaves | played | 5 Episodes | |
| • Ron Rifkin | played | 4 Episodes | |
| • Tonya Pinkins | played | 4 Episodes | |
| • Cameron Monaghan | played | 4 Episodes | |
| • Lucas Salvagno | played | 4 Episodes | |
| • James Andrew O'Connor | played | 3 Episodes | |
| • B.D. Wong | played | 3 Episodes | |
| • Milo Ventimiglia | played | 3 Episodes | |
| • Danny Mastrogiorgio | played | 3 Episodes | |
| • Dash Mihok | played | 3 Episodes | |
| • Michael Potts | played | 3 Episodes | |
| • Stink Fisher | played | 3 Episodes | |
| • Nick D'Agosto | played | 3 Episodes | |
| • Philip Hernández | played | 3 Episodes | |
| • Joe Lanza | played | 3 Episodes | |
| • Nathan Darrow | played | 3 Episodes | |
| • Paulina Singer | played | 3 Episodes | |
| • Christine Hollingsworth | played | 3 Episodes | |
| • Celia Au | played | 3 Episodes | |
| • Al Sapienza | played | 2 Episodes | |
| • Jeremy Davidson | played | 2 Episodes | |
| • Paul Reubens | played | 2 Episodes | |
| • Christopher Heyerdahl | played | 2 Episodes | |
| • Sharon Washington | played | 2 Episodes | |
| • Jeffrey Combs | played | 2 Episodes | |
| • Kristen Hager | played | 2 Episodes | |
| • Kyle Massey | played | 2 Episodes | |
| • Jerry Dixon | played | 2 Episodes | |
| • Maria Thayer | played | 2 Episodes | |
| • Melinda Clarke | played | 2 Episodes | |
| • Todd Stashwick | played | 2 Episodes | |
| • Caroline Lagerfelt | played | 2 Episodes | |
| • Richard Poe | played | 2 Episodes | |
| • Mark Margolis | played | 2 Episodes | |
| • James Georgiades | played | 2 Episodes | |
| • Julian Sands | played | 2 Episodes | |
| • David O'Hara | played | 2 Episodes | |
| • Colm Feore | played | 2 Episodes | |
| • Victor Cruz | played | 2 Episodes | |
| • Barbara Rosenblatt | played | 2 Episodes | |
| • Leo Fitzpatrick | played | 2 Episodes | |
| • Clark Carmichael | played | 2 Episodes | |
| • Elliot Villar | played | 2 Episodes | |
| • John Enos III | played | 2 Episodes | |
| • Charlie Tahan | played | 2 Episodes | |
| • Chris Northrop | played | 2 Episodes | |
| • Zachary Spicer | played | 2 Episodes | |
| • Lenny Platt | played | 2 Episodes | |
| • Dustin Ybarra | played | 2 Episodes | |
| • Kevin McCormick | played | 2 Episodes | |
| • Roberto Lopez | played | 2 Episodes | |
| • Gregory Konow | played | 2 Episodes | |
| • Mario D'Leon | played | 2 Episodes | |
| • Michelle Veintimilla | played | 2 Episodes | |
| • Michelangelo Milano | played | 2 Episodes | |
| • Eli Bridges | played | 2 Episodes | |
| • Will Brill | played | 2 Episodes | |
| • Ari McKay Wilford | played | 2 Episodes | |
| • Edward Inzauto | played | 2 Episodes | |
| • Paul Pilcz | played | 2 Episodes | |
| • Justin Mark | played | 2 Episodes | |
| • Kaley Ronayne | played | 2 Episodes |