Tom Tryon
Stephen Fermoyle

Romy Schneider
Annemarie von Hartman

John Huston
Kardinal Glennon

Carol Lynley
Mona Fermoyle / Regina Fermoyle

Dorothy Gish
Celia Fermoyle

Maggie McNamara
Florrie Fermoyle

Bill Hayes
Frank Fermoyle

Cameron Prud'Homme
Din Fermoyle

John Saxon
Benny Rampell

Loring Smith
Cornelius J. Deegan

Cecil Kellaway
Monsignor Monaghan

Peter MacLean
Father Callahan

Burgess Meredith
Father Halley

Ossie Davis
Father Gillis

Jill Haworth
Lalage Menton

Russ Brown
Dr. Heller

Murray Hamilton
Lafe

Chill Wills
Monsignor

Raf Vallone
Cardinal

Robert Morse
Bobby

Arthur Hunnicutt
Sheriff

Doro Merande
Picket

Patrick O'Neal
Cecil Turner

Peter Weck
Kurt

Pat Henning

Tullio Carminati

Rudolf Forster

Josef Meinrad

Erik Frey

Matthias Fuchs

Vilma Degischer

Wolfgang Preiss

Stefan Skodler