Sir Brack

James Mason

Princess Aleta

Janet Leigh

Morgan Todd

Howard Wendell

Sir Kay

Tom Conway

Small Page (uncredited)

Sammy Ogg

Prince Valiant

Robert Wagner

Ilene

Debra Paget

Sir Gawain

Sterling Hayden

Boltar

Victor McLaglen

King Aguar

Donald Crisp

King Arthur

Brian Aherne

King Luke

Barry Jones

Queen

Mary Philips

Original Music Composer

Franz Waxman

Director of Photography

Lucien Ballard

Stunts

Buddy Van Horn

Director

Henry Hathaway

Producer

Robert L. Jacks

Screenplay

Dudley Nichols

Editor

Robert L. Simpson

Characters

Hal Foster

Researcher

Frances C. Richardson

Technical Advisor

Hilda Grenier