Dr. Marais

Karl Malden

Insp. Bonnard

Claude Dauphin

Jeanette

Patricia Medina

Camille

Dolores Dorn

Prof. Paul Dupin

Steve Forrest

Yvonne (as Allyn McLerie)

Allyn Ann McLerie

Arlette

Veola Vonn

Jacques the One-Eyed

Anthony Caruso

Georges Brevert

Merv Griffin

Rene the Knife-thrower

Paul Richards

LeBon (as Rolphe Sedan)

Rolfe Sedan

Wardrobe Woman

Erin O'Brien-Moore

Sultan the Gorilla (uncredited)

Charles Gemora

Maurice - Sailor

Henry Kulky

Show Spectator (uncredited)

Abdullah Abbas

Gendarme Chavet

Frank Lackteen

Gendarme (uncredited)

Rico Alaniz

Barfly (uncredited)

Fred Aldrich

Show Spectator (uncredited)

Monya Andre

Gendarme (uncredited)

Larry Arnold

Vendor (uncredited)

Richard Avonde

Circus Manager (uncredited)

Baynes Barron

Concierge (uncredited)

Max Barwyn

Gendarme (uncredited)

Herman Belmonte

Lodger (uncredited)

Joan Blair

Marie (uncredited)

Marie Blake

Camille's Mother (uncredited)

Nan Boardman

Tenant (uncredited)

Nina Borget

Sailor (uncredited)

Chet Brandenburg

Angry Accuser in Street (uncredited)

Paul Brinegar

Well-Dressed Woman in Coach (uncredited)

Virginia Brissac

Murder Scene Spectator (uncredited)

Buck Bucko

Barfly (uncredited)

Gordon Carveth

Waiter (uncredited)

Charles Cirillo

Well-Dressed Man in Coach (uncredited)

Edward Colmans

Detective Mignaud (uncredited)

Henry Corden

Trampoline Artist (uncredited)

Chuck Couch

Gendarme Arnot (uncredited)

Walter Coy

Show Spectator (uncredited)

Paul Cristo

Barfly (uncredited)

Jane Crowley

Man Who Finds Knife (uncredited)

George Davis

Concierge's Wife (uncredited)

Helen Dickson

Spectator (uncredited)

Claire Du Brey

Barfly (uncredited)

Billy Engle

Waiter (uncredited)

Joe Evans

Gendarme (uncredited)

Raoul Freeman

Show Spectator (uncredited)

Joe Gilbert

Concierge's Husband (uncredited)

Creighton Hale

Show Spectator (uncredited)

Sam Harris

Gendarme Lara (uncredited)

Tom Hernández

Girl (uncredited)

Mary Lou Holloway

Sailor #1 (uncredited)

Charles Horvath

Gendarme (uncredited)

Robert Hunter

Crowd Spectator (uncredited)

Fred Kelsey

Crowd Spectator (uncredited)

Jack Kenny

Show Spectator (uncredited)

Carl M. Leviness

Gendarme Duval (uncredited)

George J. Lewis

Coachman (uncredited)

Hank Mann

Ape (uncredited)

John Marlin

Pedestrian (uncredited)

Louis Merrill

Animal Keeper (uncredited)

John Merton

Artist (uncredited)

Carl Milletaire

Concierge (uncredited)

Belle Mitchell

Gendarme (uncredited)

George Nardelli

Barfly (uncredited)

Anton Northpole

Barfly (uncredited)

Artie Ortego

Bartender (uncredited)

John Parrish

Gendarme Dumas (uncredited)

Leonard Penn

Vendor (uncredited)

Paul Ravel

Dancer (uncredited)

Edna Ryan

Show Spectator (uncredited)

Sam Savitsky

Lamplighter (uncredited)

George Selk

Pedestrian (uncredited)

Allen D. Sewall

Show Spectator (uncredited)

Bert Stevens

Middle-Aged Woman (uncredited)

Ruth Swanson

Coachman (uncredited)

Jack Tesler

Albert (voice) (uncredited)

Louis Tomei

Show Spectator (uncredited)

Arthur Tovey

Pignatelli - Tenant (uncredited)

Tito Vuolo

Crowd Spectator (uncredited)

Tom Wilson

Barfly (uncredited)

Jack Wise