• 
  Kathy Baker

   Sheila Kowalski (13 episodes, 2011)
• 
  Treat Williams

  Don Kowalski
• 
  Steve Byers

  Steve Kowalski
• 
  Rachael Carpani

   Abby Kowalski (13 episodes, 2011)
• 
  Daniel Kash

  Lieutenant Papadol
• 
  Brandon Quinn

  Richie Kowalski
• 
  Marisa Ramirez

   Lina Flores (13 episodes, 2011)
• 
  James Thomas

  Donnie Kowalski

• 
  Andrew W. Walker

  John Brody
• 
  Chris J. Johnson

  Danny Mitchell
• 
  Mayko Nguyen

   Mackie Phan (13 episodes, 2011)
• 
  Jason George

  Carlos Flores
• 
  Angela Galuppo

  Laura
• 
  Robyn Thaler Hickey

  Gail Kowalski
• 
  Chris Mulkey

  Carl Scott

• 
  James McGowan

  Bob Barceli
• 
  Alona Tal

  Nicki
• 
  Paulino Nunes

  Detective Rosene