Zero Mostel

Character: Rev. Pious Blue

Kim Novak

Character: Sister Lyda Kebanov (forger)

Clint Walker

Character: Ranger Ben Quick

Claude Akins

Character: Slade

Akim Tamiroff

Character: Papa (Juan's father)

Larry Storch

Character: Juan

John Anderson

Character: Mayor Kincaid

Sam Jaffe

Character: Brother Lilac Bailey (art forger)

Mako

Character: Secret Agent Fong

Elisha Cook Jr.

Character: Jeb

Ruth Warrick

Character: Mrs. Applebee

John Fiedler

Character: Brother Dismas Ostracorn - Explosives

John Larch

Character: Sheriff of Friendly

Peter Whitney

Character: Brother Jordan Cass - Tunneling

Norman Alden

Character: The Great Gregory - Balloonist

Grady Sutton

Character: Rev. Simms

Bill Zuckert

Character: Ranger Commander (as William Zuckert)

Bob Steele

Character: First Guard

Ben Aliza

Character: Second Guard

Mickey Simpson

Character: Third Guard

Byron Keith

Character: Deputy

Kenny Endoso

Character: Chinese Laundryman

Roy K. Ogata

Character: Chinese Laundryman (as Roy Ogata)

George Sasaki

Character: Chinese Laundryman

Yoneo Iguchi

Character: Chinese Laundryman

Hiroshi Hissamuni

Character: Chinese Laundryman