Full Cast — Silent Running (1972)

Bruce Dern

Freeman Lowell

Cliff Potts

John Keenan

Ron Rifkin

Marty Barker

Jesse Vint

Andy Wolf

Mark Persons

Grey Drone #1 “Dewey”

Steven Brown

Orange Drone #2 “Huey”

Cheryl Sparks

Orange Drone #2 “Huey”

Larry Whisenhunt

Green Drone #3 “Louie”

Joseph Campanella

Neal - ‘Berkshire’ Captain (voice/uncredited)

Roy Engel

Anderson (voice/uncredited)