Michael Greene
— Dr. Gerald Appleby
Gregory Sierra
— Nemo
Otis Young
— Sawyer
Susan Hunt
— Penny
Stanley Adams
— Carl Swafford
Alex Nicol
— Secretary of HEW
John Drew Barrymore
— Brooks Brothers Hippie
Barbara Bergdorf
— Janet
Raynold Gideon
— Fred Kalif
Walter Robles
— Sheriff
Noble 'Kid' Chissell
— Laboratory Guard
Angelo Rossitto
— Man at Phone Booth
Lamar Card
— Dr. Bradigan
Sandy Horowitz
— Pilot
Dave Atkins
— Truck Driver
Jim Gibson
— Radio Operator
Roger Nelson
— Cadillac Owner
Paul Hunt
— Physician
Joan Brenner
— Airport Receptionist
Bruce Bennett
— Clone Lab Assistant