• 
  Pamela Fryman

  regizor

• 
  David Guarascio

  scenarist

• 
  Jaime Pressly

  Alex
• 
  John Larroquette

  Peter Brennan
• 
  Christine Baranski

  Annie Brennan
• 
  Jeff Bryan Davis

  Todd Brennan
• 
  Kate Walsh

  Joanna
• 
  Aixa Clemente

  The Therapist (1 episode, 2004)

• 
  Rachelle Carson

  Sharon Adelman (1 episode, 2003)
• 
  Allan Wasserman

  Roger (1 episode, 2003)
• 
  Patrick Thomas O'Brien
• 
  Amy Farrington

  Susan (2 episodes, 2003)
• 
  John Ross Bowie

  CocoNate (1 episode, 2004)
• 
  Hamish Linklater

  Todd Brennan (1 episode, 2003)
• 
  Elizabeth Ann Bennett

  Jeannie  (4 episodes, 2003)

• 
  Suzanne Ford

  Joyce (1 episode, 2003)
• 
  Melanie Paxson

  Sara Brennan (unknown episodes)
• 
  Jaime Ray Newman

  Amanda (1 episode, 2003)
• 
  Cloris Leachman

  Lois, Peter's Mother (1 episode, 2003)
• 
  Susan Gibney

  Maggie Harris (unknown episodes, 2003-2004)
• 
  Shawn Christian

  Hair Dresser (1 episode, 2004)
• 
  Kathleen LaGue

  Volvo Owner (1 episode, 2004)
• 
  Nick von Esmarch

  Dr. Fishman (1 episode, 2004)
• 
  Wendy Worthington

  Dog Lady (1 episode, 2003)
• 
  Molly Cheek

  Diane Michaelson (1 episode, 2003)
• 
  Johnathan McClain

  Jimmy (1 episode, 2003)
• 
  Ken Lerner

  Rick (1 episode, 2003)
• 
  Charles Rahi Chun

  Attendant (1 episode, 2003)
• 
  Rob Reinis

  The Jer (1 episode, 2003)
• 
  Tyler Francavilla

  Tim Brennan