Guest Stars

Madison Mason As Dan Stringer Recurring	Bill Croft As Donnelly Recurring
Rosemary Dunsmore As Gwen Carpenter	Mitchell Laurance As Nick Landis
Marco Rodriguez (1) As Sanchez	Timothy Webber As Joe Banniker

Co-Guest Stars

Scott J. Ateah As Crocker (as Scott Ateah) Recurring	Dan Shea As Van Driver Recurring
Pedro Salvin As Martine Recurring

Main Cast

Richard Dean Anderson As Angus MacGyver	Dana Elcar As Peter Thornton

Recap

On behalf of the Phoenix Foundation, MacGyver and Pete are using a model submarine in a water tank to test ERMA (Echo Regeneration Module Active), an anti-sonar system. The system's creator, Gwen Carpenter, is supervising the experiment. Dan Stringer, the DEA agent in charge of interdiction, arrives and explains that the major drug cartels have equipped their ships with sonar. The DEA hopes that ERMA will let them bypass the Cartels' sonar. The test is successful and Stringer insists that Gwen may have changed the course of the war on drugs...

Read the full recap

• Creator	Lee David Zlotoff
• Executive Producer	Henry Winkler  |  John Rich (1)  |  Stephen Downing
• Supervising Producer	Michael Greenburg (1)
• Co-Producer	Hudson Hickman
• Associate Producer	Thomas R. Polizzi
• Production Designer	Rex Raglan
• Editor	Patrick Lussier
• Casting	Mark Tillman  |  Susanne McLellan  |  Victoria Burrows
• First Assistant Director	Bill Mizel
• Second Assistant Director	Craig Matheson  |  Paul Etherington
• Music	Dennis McCarthy (2)
• Music Editor	Steve Danforth
• Hairstylist	Michael Pachal
• Make-up	Jan Newman
• Key Grip	R. K. Hill (1)
• Set Decorator	Dominique Fauquet-LeMaitre
• Location Manager	David Keiss
• Property Master	Grant Swain
• Construction Coordinator	Dave Conway
• Script Supervisor	Candice Field
• Post Production Supervisor	Michael Eliot
• Supervising Sound Editor	William H. Angarola
• Gaffer	Len Wolfe
• Director of Photography	William Gereghty (1)
• Story Editor	Paul B. Margolis
• Stunt Coordinator	Vince Deadrick, Jr. (1)
• Art Director	Charles Leitrants
• Coordinating Producer	John B. Moranville
• Sound Mixer	Eric Batut
• Special Effects	Henry Millar (1)
• Executive Story Editor	John Sheppard
• Costume Supervisor	Thomas Welsh
• Main Title Theme	Randy Edelman
• Production Executive	Robert Frederick
• Production Office Coordinator	Valerie Gray
• Executive Story Consultant	Rick Drew
• Assistant To The Executive Producer	Sara Thornberg
• Assistant Costume Designer	Stephanie Nolin