• 
  Frank Perry

  regizor

• 
  Joe Pantoliano

  Pvt. Joe Musso
• 
  Christopher Reeve

  Father John Flaherty
• 
  Jason Miller

  Appolini
• 
  Yanti Somer
• 
  Geneviève Bujold

  Clara
• 
  Fernando Casado Arambillet

  Cardinal Santoni
• 
  Robert Prosky

  Bishop Walkman

• 
  Joe Spinell

  Bride's Father
• 
  Franco Angrisano

  Priest in Confessional
• 
  Joe Cortese

  Ludovico 'Lodo' Varese
• 
  Ritza Brown

  Maid of Honor
• 
  Paolo Maria Scalondro

  Clerical Secretary
• 
  Leonardo Cimino

  The Pope
• 
  Remo De Angelis

  3rd Killer

• 
  Gregory Snegoff

  1st Soldier
• 
  Franca Scagnetti

  Don Appolini's maid
• 
  Adolfo Celi

  Cardinal Vinci
• 
  Tomas Milian

  Father Francisco

• 
  Franco Tocci

  camera and electrical departme
• 
  Billy Williams

  imagine
• 
  John Williams

  departament sunet
• 
  Theoni V. Aldredge

  costume
• 
  Peter E. Berger

  montaj
• 
  Cesare D'Amico

  editorial department
• 
  Maria Teresa Corridoni

  make-up department
• 
  Kenneth Wannberg

  music department
• 
  Frank Yablans

  producător
• 
  John DeCuir Jr.

  design de producţie
• 
  Carlo Gervasi

  set decorator
• 
  Roy Charman

  sound department
• 
  Wendell Mayes

  scriitor
• 
  Abraham Polonsky

  scriitor