• 
  Bradford May

  regizor

• 
  Matthew Chernov

  scenarist
• 
  Dennis A. Pratt

  scenarist
• 
  David Abramowitz

  scenarist
• 
  David Rosiak

  scenarist

• 
  James Van Der Beek

  Dr. Jonathan Kirk
• 
  Teri Polo

  Danni Nelson
• 
  Erin Chambers

  Carly Meyers

• 
  Rich Sommer

  Dr. Jack Hoffman
• 
  John Larroquette

  Bud McGrath
• 
  Marisol Nichols

  Devon Williams
• 
  Candice Azzara

  Rose
• 
  Richmond Arquette

  Till
• 
  Ella Thomas

  Anna Roberts
• 
  David James Elliott

  General Wilson Braxton

• 
  Rebeka Montoya

  Gracia
• 
  Luke Perry

  Stillman / Stilman
• 
  Treat Williams

  Robert Terrell
• 
  Joel Lambert
• 
  Tom Riordan
• 
  David J Law
• 
  Eric Bruskotter

   Burly Man (1 episode, 2009)
• 
  John Colton

   Airline Pilot (2 episodes, 2009)
• 
  Jack Conley

   Lieutenant Crandall (1 episode, 2009)
• 
  Cameron Daddo

  (1 episode, 2009)
• 
  Castulo Guerra

   Javier (1 episode, 2009)
• 
  Ren Hanami

   Dawn Maleuga (1 episode, 2009)
• 
  Anne Marie Howard

   Margaret Spurlock (2 episodes, 2009)
• 
  Laura Johnson

   Anne Cambridge (1 episode, 2009)
• 
  Patrick Labyorteaux

   Carter (2 episodes, 2009)
• 
  Robert Neary

   Detective (1 episode, 2009)
• 
  Jorge-Luis Pallo

   Franco Ramirez (1 episode, 2009)
• 
  Jeannette Sousa

   Gretchen May (2 episodes, 2009)
• 
  Robin Thomas

  (1 episode, 2009)
• 
  Troy Winbush

   Brian Drexler (2 episodes, 2009)
• 
  Elena Varela

  L.A.P.D. Officer
• 
  Ryan Smith

   Helicopter Pilot (1 episode, 2009)
• 
  Adam Mayfield

   Brooks (1 episode, 2009)
• 
  Elizabeth Espinosa

   Stephanie Levitt (1 episode, 2009)
• 
  Bill Lagattuta

   Clayton Jax (1 episode, 2009)
• 
  Darren Anthony Thomas

   M.P. (1 episode, 2009)
• 
  Tricia Gilfone

   Miriam (1 episode, 2009)
• 
  Clark Coffey

  Meteorologist
• 
  Tony Nevada

  Robbie