• 
  Jeremy Akerman

  Father Gene
• 
  John Dunsworth

   Prelate (10 episodes, 2013)
• 
  Mike McLeod

   Priest (24 episodes, 2013-2015)
• 
  Rob Joseph Leonard

  Father Phil
• 
  Hugh Thompson

  Smith
• 
  Lauren Liem

  Noelle
• 
  Olympia Dukakis

  Novalea
• 
  Craig Layton

  Christopher

• 
  Edward Asner

  Bishop
• 
  Jane Alexander

  Bookie
• 
  Ryan Doucette

  Sebastian
• 
  Jennie Raymond

  Sister John Dominic
• 
  Pasha Ebrahimi

  Mediator
• 
  Wendy Crewson

  Celeste
• 
  Brenda Fricker

  Mrs. Smith

• 
  Candy Palmater

  Agnes
• 
  Scott Dana Baker

  Florian
• 
  Gharrett Patrick Paon

  Royce