• 
  John Kent Harrison

  regizor

• 
  John Kent Harrison

  scenarist

• 
  Jon Voight

  Pope John Paul II / Karol Wojtyla
• 
  Christopher Lee

  Cardinal Stefan Wyszynski
• 
  James Cromwell

  Cardinal Adam Sapieha
• 
  Vittoria Belvedere

  Eva
• 
  Vanni Corbellini

  Cynical Journalist
• 
  Cary Elwes

  Young Karol Wojtyla

• 
  Andrea Bosca

  Paznic
• 
  Cyrus Elias

  Polish Man
• 
  Krzysztof Pieczynski

  Czerny
• 
  Jacek Lenartowicz

  Lech Walesa
• 
  Giuliano Gemma

  Navarro Valls
• 
  Ben Gazzara

  Cardinal Agostino Casaroli
• 
  Luis Molteni

  Second Cardinal

• 
  Maurizio Di Carmine

  Older Doctor
• 
  Andrzej Blumenfeld

  Gierek Edward
• 
  Izabela Kuna

  Emilia Wojtylowa
• 
  Maciej Marczewski

  Marek
• 
  Agnieszka Mandat-Grabka

  Dobry's Wife
• 
  Pierpaolo Lovino

  Ambulance Driver
• 
  Alicja Bienicewicz

  Older Nun
• 
  Gabriella Barbuti

  Roman's Wife
• 
  Krzysztof Janczar

  Dobry
• 
  Claudio Spadaro

  Soviet Leader
• 
  Michele Alhaique

  Young Waiter
• 
  Mikolaj Grabowski

  Cardinal Joseph Ratzinger
• 
  Fabrizio Jovine

  Yuri Andropov
• 
  Tadeusz Bradecki

  Father Kozlowski
• 
  Andrzej Zarnecki

  Prof. Kriek
• 
  Giulio Base

  Pope Paul VI
• 
  Daniele Pecci

  Roman
• 
  Wojciech Leonowicz

  Edmund
• 
  Valeria Cavalli

  Teresa
• 
  David Traylor

  First Worker
• 
  Francis Pardeilhan

  Engineer
• 
  Marc Fiorini

  Professor La Pira
• 
  Chiara Conti

  Anna
• 
  Ettore Bassi

  Gapa