Devil's Island

Boris Karloff

As Dr. Charles Gaudet

Nedda Harrigan

As Madame Lucien

James Stephenson

As Col. Armand Lucien

Adia Kuznetzoff

As Pierre

Rolla Gourvitch

As Collette

Will Stanton

As Bobo

Edward Keane

As Dr. Duval

Robert Warwick

As Demonpre

Pedro de Cordoba

As Marcal

Tom Wilson

As Emil

John Harmon

As Andre

Richard Bond

As Georges

Earl Gunn

As Leon

Sidney Bracey

As Soupy

George Lloyd

As Dogface

Charles Richman

As Governor Beaufort

Stuart Holmes

As Gustav LeBrun

Leonard Mudie

As Advocate General

Egon Brecher

As Debriac

Frank Reicher

As President of Assize Court

James Blaine

As Guard

Dick Botiller

As Pilot of Escape Boat

Al Bridge

As Captain of the Guards

Nat Carr

As Court Clerk

Glen Cavender

As Gendarme on Train

Davison Clark

As Captain of Gendarmes

Neal Clisby

As Jules

Harry Cording

As Guard Accepting Bribe

Gino Corrado

As Man Escaping Gendarmes with Debriac

Earl Dwire

As Priest

Eddie Foster

As Supply Clerk

Galan Galt

As Guard

Sol Gorss

As Guard Escorting Gaudet After Operation

Frank Hagney

As Guard

John Hamilton

As Captain of Second Convict Ship

Ben Hendricks Jr.

As François - Sergeant of the Guards

Stanley King

As Guard

Vera Lewis

As Gaudet's Housekeeper

Billy McClain

As Governor's Servant

Henry Otho

As Guard Handcuffing Pierre

Paul Panzer

As Jury Foreman

Alonzo Price

As Capt. Edvard Fearreau of the First Convict Ship

Dick Rich

As Guard Drugged by Gaudet

Cliff Saum

As Uniformed Gendarme

Francis Sayles

As Boatman Taking Madame Lucien to Mainland

Earl Smith

As Daniel - Madame Lucien's Servant

Walter Soderling

As Wagon Driver

Elliott Sullivan

As Gate Guard

Don Turner

As Guard Escorting Gaudet After Operation

Douglas Williams

As Guard