• 
  Peter Weller

  Yin
• 
  Mena Suvari

  Allison Crowley
• 
  Anthony Harrison

  Professor
• 
  Nicholas Longstaff

  Crime Scene Tech (as Nikolas Longstaff)
• 
  Ally Sheedy

  Mr. Yang
• 
  Corbin Bernsen

  Henry Spencer
• 
  Cybill Shepherd

  Madeleine Spencer
• 
  Dulé Hill

  Gus Guster

• 
  Maggie Lawson

  Juliet O'Hara
• 
  Kirsten Nelson

  Karen Vick
• 
  Timothy Omundson

  Carlton Lassiter
• 
  Jimmi Simpson

  Mary Lightly
• 
  Sage Brocklebank

  Buzz McNab
• 
  Skyler Gisondo

  Young Shawn
• 
  James Roday

  Shawn Spencer