John Bowers

as Jim Leyton

as District Atty. Carlson

as Dr. Burnes, surgeon

as Jimmy Keane

as Bob Kelly

as Ted Mason

as Jim Winston

as James Finlay

as Bill Harvey

as Laddie

as Hamlin

as McCloud

as Wilson Travers

as Gary Tynan

as Mike Horgan

as Dick Foster

as Barry Dunne

as Prince Alexei

as Pervus DeJong

as Captain Manning

as Milt Kimberlin

as Grant Van Gore

as Sir Kenneth, Knight of the Leopard

as Bob Elkins

as Dick Alden