Steve McQueen

Character: Henri "Papillon" Charriere

Dustin Hoffman

Character: Louis Dega

Victor Jory

Character: Indian Chief

Don Gordon

Character: Julot

Anthony Zerbe

Character: Toussaint

Robert Deman

Character: Maturette

Woodrow Parfrey

Character: Clusiot

Bill Mumy

Character: Lariot

George Coulouris

Character: Dr. Chatal

Ratna Assan

Character: Zoraima

William Smithers

Character: Warden Barrot

Val Avery

Character: Pascal

Gregory Sierra

Character: Antonio

Vic Tayback

Character: Sergeant

Mills Watson

Character: Guard

Ron Soble

Character: Santini

Barbara Morrison

Character: Mother Superior

Don Hanmer

Character: Butterfly Trader

E.J. André

Character: Old Con

Richard Angarola

Character: Commandant

Jack Denbo

Character: Classification Officer

Len Lesser

Character: Guard

John Quade

Character: Masked Breton

Fred Sadoff

Character: Deputy Warden

Allen Jaffe

Character: Turnkey

Liam Dunn

Character: Old Trustee

Anne Byrne Hoffman

Character: Mrs. Dega (uncredited)

Dalton Trumbo

Character: Commandant (uncredited)

Richard Farnsworth

Character: Manhunter (uncredited)

Peter Brocco

Character: Doctor (uncredited)