• 
  Daz Crawford

  Skullcrusher
• 
  Stephen Manley

  Ralston
• 
  Aaron Jacques

  Tycho
• 
  Tracey Birdsall-Smith

  Sienna
• 
  Tim McGrath

  Blister
• 
  Erin Bethea

  Nurse Anita
• 
  Ashley Williams

  Rhianna
• 
  Livvy Stubenrauch

  Annika

• 
  Marc Hawes

  Hoagland (voice)
• 
  Marilyn Ghigliotti

  Xarsis
• 
  William Kircher

  Dr. Johnson / The Scourge
• 
  Tony Gibbons

  Hoagland (voice)
• 
  Nicky Birdsall

  Soldier
• 
  Michael Scott Martin

  Paramedic
• 
  Hunter Jacques

  Soldier

• 
  Charles Beck

  Young Jonas
• 
  Moose Jacques

  Moose the Dog