迈克尔·格林

Michael Greene

饰：Dr. Gerald Appleby

格雷戈里·西拉

Gregory Sierra

饰：George [ Nemo]

奥蒂斯·杨

Otis Young

饰：Tom Sawyer

Susan Hunt

饰：Penny

斯坦利·亚当斯

Stanley Adams

饰：Dr. Carl G. Swafford

艾历克斯·尼科

Alex Nicol

饰：Phil Simmons (HEW Chief)

约翰·德鲁·巴里摩尔

John Drew Barrymore

饰：Brooks Brothers Hippie (as John Barrymore Jr.)

Barbara Bergdorf

Barbara Bergdorf

饰：Janet (as Barbara Burgdorf)

雷纳尔多·吉迪恩

Raynold Gideon

饰：Fred Kalif (as Ray Gideon)

瓦尔特·罗夫莱斯

Walter Robles

饰：Sheriff Fred Moore

Noble 'Kid' Chissel

饰：Earl (Laboratory Watchman)

安杰洛·罗西托

Angelo Rossitto

饰：Man at Phone Booth

Sandy Horowitz

饰：Bob Brenner (pilot-henchman)

Dave Atkins

Dave Atkins

饰：Truck Driver

Jim Gibson

Jim Gibson

饰：Radio Operator

Roger Nelson

Roger Nelson

饰：Cadillac Owner

Paul Hunt

饰：Emergency Room Physician

Joan Brenner

Joan Brenner

饰：Airport Receptionist

布鲁斯·班尼特

Bruce Bennett

饰：Clone Lab Assistant

Earle Sampson

Earle Sampson

饰：Hospital Orderly

Terry Woolman

Terry Woolman

饰：Fairground Guard

Tom Brown

Tom Brown

饰：Coach Driver

Mike Ferris

Mike Ferris

饰：Coach Passenger

Coreen Tippin

Coreen Tippin

饰：Coach Passenger

Darrell Cotton

Darrell Cotton

饰：Coach Passenger

Michael Stringer

Michael Stringer

饰：Coach Passenger

Sean Graver

饰：Child Patient

Stephanie Hunt

Stephanie Hunt

饰：Child at Airport

Bernard Cole

Bernard Cole

饰：Russian Scientist

Elwyn Loh

Elwyn Loh

饰：Chinese Scientist

Tom Greenlee

Tom Greenlee

饰：British Scientist

Keith Despain

Keith Despain

饰：American Scientist

Gerry Netkin

Gerry Netkin

饰：Robot

Ron Emmons

Ron Emmons

饰：Clone Special Effect Double

Kenneth Bullet

Kenneth Bullet

饰：Radio Voice

拉马尔·卡德

Lamar Card

饰：Dr. Jim Bradigan

R. Michael Stringer