Richard Derr

David Randall

Barbara Rush

Joyce Hendron

Peter Hansen

Dr. Tony Drake

John Hoyt

Sydney Stanton

Larry Keating

Dr. Cole Hendron

Rachel Ames

Julie Cummings

Stephen Chase

Dr. George Frye

Frank Cady

Harold Ferris

Hayden Rorke

Dr. Emery Bronson

Sandro Giglio

Dr. Ottinger

Kirk Alyn

Rioter Bringing Guns (uncredited)

James Congdon

Eddie Garson (uncredited)

Gertrude Astor

Traveler (uncredited)

Robert Chapman

Student (uncredited)

Gene Collins

Newsdealer (uncredited)

Marcel De La Brosse

Headwaiter (uncredited)

Estelle Etterre

Traveler (uncredited)

Paul Frees

Narrator/U.S. President (voice)

Gay Nelson

Leda (uncredited)

Edna Smith

Mary Murphy

Student

Sydney Boehm

Screenplay

John F. Seitz

Director of Photography

W. Howard Greene

Director of Photography

Hal Pereira

Art Department Manager

Albert Nozaki

Art Department Assistant

Wally Westmore

Makeup Artist

George Pal

Producer

Rudolph Maté

Director

Leith Stevens

Original Music Composer

Arthur P. Schmidt

Editor

Edwin Balmer

Novel

Philip Wylie

Novel

Sam Comer

Set Decoration

Ross Dowd

Set Decoration

이디스 헤드

Costume Design

Michael D. Moore

Assistant Director

Walter Oberst

Sound Recordist

Gene Merritt

Sound Recordist

Paramount Pictures

US