• 
  Will Canon

  regizor

• 
  James Wan

  scenarist

• 
  Maria Bello

  Dr. Elizabeth Klein
• 
  Frank Grillo

  Detective Mark Lewis
• 
  Tyson Sullivan

  Luke Elton
• 
  Terence Rosemore

  Jenkins
• 
  Scott Mechlowicz

  Bryan
• 
  Meyer DeLeeuw

  Henry

• 
  Megan Park

  Jules
• 
  Dustin Milligan

  John
• 
  Cody Horn

  Michelle
• 
  Aaron Yoo

  Donnie
• 
  Alex Goode

  Sam
• 
  Ashton Leigh

  Sara Mathews
• 
  Griff Furst

  Reeves

• 
  Jesse Steccato

  Peter
• 
  Christopher Berry

  EMT #2
• 
  Dave Davis

  Tech 1 (as Dave Davis)
• 
  Jon Arthur

  Police Officer Best

• 
  Lee Clay

  producător
• 
  James Wan

  producător
• 
  Michael Fimognari

  imagine
• 
  Aimee Lagos

  coproducator
• 
  Shauna Leone

  costume
• 
  Josh Schaeffer

  montaj
• 
  Todd Williams

  producător executiv
• 
  Dan Marocco

  coloană sonoră
• 
  Deborah Riley

  design de producţie
• 
  Ryan Martin Dwyer

  decoruri