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 Director

Eleanor H. Donahoe

Continuity

Wesley Barry

Director

Phyllis Parker

Story

C.K. Kivari

Writer

William F. Broidy

Executive Producer

Wesley Barry

Producer

John J. Martin

Camera Operator

William A. Sickner

Director of Photography

Vin Taylor

Set Dresser

Ray Mercer

Special Effects

Tom Lambert

Sound Recordist