Ed Nelson

Captain at Nightclub Announcing Call-up of Officers (uncredited)

Admiral Harry Pearson

George Dressler

General Sharman

Governor Neilson

Rick Connor

Major John Alexander

Nick Richards / Pete Jensen

Art Lacroix

Police Sergeant

Dave Randall

Carlton James

Guard (uncredited)

Jersey Callum

Ensign Quinlan | Special Effects

George Beldridge

Blonde Tribe Member

Tom

Charlie

Etienne (as Edwin Nelson)

James Priest

Victor Handler

Carl Strickland

Carl Nesbitt

Mark Kane

President Harry S. Truman

Mike Danvers

Pete

Cannon

Paul Reston

Cole Marteen

Chandler Dietrich

Dr. Paul Kettering | Producer

Philip Mulwray

Robert Denby

Dr. August Claiborne

Nick Staffo

Alex Hendricks

General Stone

Ray Hollister

Police Officer 'Dutch' / Blind Man

Dr. Michael Rossi

Sid - Henchman (uncredited)

Dr. Martin Becker

Warren Cole

Gene Kranz, Flight Director

George Dobbs

Joseph Locordolos

Dr. Mike Wise

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Norm Britt

Paul Hamilton

Dr. Michael Rossi

Dino Michaelis

Mr. Clarkson

Brundage

Dr. Harden

Lt. Calvin Zenger

Raymond 'Ray' Bascomb

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Jeb Amos

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Dr. Keith Judge

Sable

Nelson

Philip Redfield

Arthur Bandel

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George Starrett

Walter Swenson

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Larry Kinner

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Ward Nichols

Lt. Cory Clemens

Edgar 'Bud' Clement

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Kirk

Sgt. Steingrove

Brundage

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Tom Keller

Hank

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Jedrow

Col. Luke Stone

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Lee Coogan

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Cowboy

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Jefty Bright

Peter Stull

Lenny Maston

Chad

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Chris Garland

D.A. Marcus Packard

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Paul Clements

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Bill Garnett

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Abe Strayhorn

Jim Tyler

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Ralph Slocum

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Lee Prentice

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Tom Burke (segment “Little Girl Lost”)

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Gil Stoneham

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Ray

Deke Allison

Sheriff Walter Raha

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Michael Rossi