Tom Tryon

as Stephen Fermoyle

Romy Schneider

as Annemarie von Hartman

John Huston

as Kardinal Glennon

Carol Lynley

as Mona Fermoyle / Regina Fermoyle

Dorothy Gish

as Celia Fermoyle

Maggie McNamara

as Florrie Fermoyle

Bill Hayes

as Frank Fermoyle

Cameron Prud'Homme

as Din Fermoyle

John Saxon

as Benny Rampell

Loring Smith

as Cornelius J. Deegan

Cecil Kellaway

as Monsignor Monaghan

Jose Duvall

as Ramon Gongaro

Peter MacLean

as Father Callahan

Burgess Meredith

as Father Halley

Ossie Davis

as Father Gillis

Jill Haworth

as Lalage Menton

Russ Brown

as Dr. Heller

Murray Hamilton

as Lafe

Chill Wills

as Monsignor

Raf Vallone

as Cardinal

Robert Morse

as Bobby

Arthur Hunnicutt

as Sheriff

Doro Merande

as Picket

Patrick O'Neal

as Cecil Turner

Peter Weck

as Kurt

Billy Reed

Pat Henning

Tullio Carminati

Dino Di Luca

Rudolf Forster

Josef Meinrad

Erik Frey

Josef Krastel

Matthias Fuchs

Vilma Degischer

Wolfgang Preiss

Jürgen Wilke

Stefan Skodler

Wilma Lipp

as Soloist