肯·巴瑞

Ken Berry

饰：Dr. Franklin 'Frank' Wilson

桑迪·邓肯

Sandy Duncan

饰：Dr. Elizabeth 'Liz' Bartlett

哈里·摩根

Harry Morgan

饰：Gen. Stilton

罗迪·麦克道尔

Roddy McDowall

饰：Mr. Stallwood

McLean Stevenson

饰：Dr. Norman Link

杰西·怀特

Jesse White

饰：Earnest Ernie (the Gambling Dealer)

艾伦·扬

Alan Young

饰：Dr. Winger (veterinarian)

汉斯·康拉德

Hans Conried

饰：Chief Dr. Heffel

Ronnie Schell

饰：Sgt. Duffy,Voice of Jake the cat

霍华德·普拉特

Howard Platt

饰：Col. Woodruff

威廉·普林斯

William Prince

饰：Mr. Charlie Olympus

拉尔夫·曼扎

Ralph Manza

饰：Weasel

汤姆·佩迪

Tom Pedi

饰：Honest Harry

Hank Jones

饰：Officer

里克·赫斯特

Rick Hurst

饰：Dydee guard

约翰·安德逊

John Alderson

饰：Mr. Smith

Tiger Joe Marsh

饰：Omar (Olympus' thug)

Arnold Soboloff

饰：NASA executive

Mel Carter

饰：Soldier #1

戴尔·麦肯南

Dal McKennon

饰：Charlie Cooney (farmer)

爱丽丝贝克斯

Alice Backes

饰：Ada (farmer's wife)

Henry Slate

饰：Sandwich man

Roger Pancake

饰：Red

Roger Price

饰：ERL expert #1

杰里·富士川

Jerry Fujikawa

饰：Scientist

Jim Begg

Jim Begg

饰：Dydee driver

Pete Renaday

Pete Renaday

饰：Bailiff (as Pete Renaday)

Nick Sorenson

Nick Sorenson

饰：Technician

Tom Jackman

Tom Jackman

饰：Army engineer

Fred L. Whalen

Fred L. Whalen

饰：Sarasota Slim

Joseph G. Medalis

Joseph G. Medalis

饰：Sucker (as Joe Medalis)

吉尔·斯特拉顿

Gil Stratton

饰：NASA scientist #1

Jana Milo

Jana Milo

饰：NASA scientist #2

Sorrell Booke

饰：Presiding judge (uncredited)

詹姆斯·汉普顿

James Hampton

饰：Capt. Anderson

肯·贝里

Ken Berry

Jesse White

Jesse White

饰：Earnest Ernie (the Gambling Dealer)

瑞奇·索伦森

Rickie Sorensen

饰：Technician,(as Rick Sorensen)

彼得·雷纳迪

Peter Renaday

饰：Bailiff,(as Pete Renaday)