The Vanishing Legion

Harry Carey

'Happy' Cardigan

Edwina Booth

Caroline Hall

William Desmond

Milesburg Sheriff

Frankie Darro

Jimmie Williams

Philo McCullough

Stevens

Yakima Canutt

Yak

Joe Bonomo

Stuffy

Tom Dugan

Oil Co. Director Warren

Lafe McKee

T.J. Hornbeck

Bob Kortman

Marno

Edward Hearn

Jed Williams

Paul Weigel

Oil Co. Director Larribee

Frank Brownlee

Oil Co. Director Bishop

Olive Carey

Nurse Lewis

Al Taylor

Sheriff of Slocum / Deputy Thompson / Henchman Dave / Horseman

Dick Dickinson

Rawlins

Pete Morrison

Pete Morrison

Dick Hatton

James "Dodger" Valenti

Boris Karloff

The Voice (voice)

Bob Walker

Oil Co. Director Allen

Rex

Rex