Martin Sheen
Dr. Alexander Brown - Present
Emilio Estevez
Dr. Alexander Brown - Past
Lea Thompson
Sally Matthews
Melinda Dillon
Paula Brown
Joe Pantoliano
Sgt. Jack Russell
Paul Eiding
Dr. Roscoe Cummings
Geoffrey Blake
Python
James Marshall
Barney Immerman
Ricky Dean Logan
Private Roberto
Nicholas Pryor
Colonel William Devereaux
Michael Laskin
Dr. Hatch
Tom Bower
Dan Cutter
Alan Toy
Dr. Rosenberg
Frank Beddor
Major Frank Brady