The Steel Fist

Roddy McDowall

Eric Kardin

Kristine Miller

Marlina

Harry Lauter

Franz

Rand Brooks

Captain Giorg Nicholoff

Byron Foulger

Professor Kardin

Murray Alper

Nicholas

Marc Krah

Double Agent on Train

Kate Drain Lawson

Mrs. Krechow

Michael Vallon

Old Man on Train Station

Effie Laird

Scrubwoman

Glen Vernon

Student

Fred Kohler Jr.

Soldier

Bob Peoples

First Lieutenant (uncredited)

Gil Perkins

First Organizer (uncredited)

Fred Krone

First Student (uncredited)

William Beaudine Jr.

Assistant réalisation

Eleanor H. Donahoe

Continuity

Wesley Barry

Réalisation

C.K. Kivari

Scénario

Phyllis Parker

Histoire

William F. Broidy

Production exécutive

Wesley Barry

Production

John J. Martin

Cadrage

William A. Sickner

Photographie

Ace Herman

Montage

Tom Lambert

Sound Recordist

Edward J. Kay

Musique

Vin Taylor

Set Dresser

Dave Milton

Direction artistique

Ray Mercer

Special Effects