• 
  Zachary Quinto

  Loomis
• 
  Michael Biehn

  Sean Harrison
• 
  Ivan Sergei

  Danny Edwards
• 
  Gina Philips

   Harper Woods (4 episodes, 2004)
• 
  Sharif Atkins

   John Declan (8 episodes, 2004)
• 
  Eric Balfour

  Christopher Gains
• 
  Andy Bumatai

  Detective Gordon Pahu Jr.
• 
  Ray Bumatai

   Kimo (2 episodes, 2004)

• 
  Lorenzo Callender

   Koa / ... (2 episodes, 2004)
• 
  Troy Ignacio

   Officer (2 episodes, 2004)
• 
  Cary-Hiroyuki Tagawa

  Captain Terry Harada
• 
  Tamara Craig Thomas

   Caroline Okamura / ... (2 episodes, 2004)
• 
  Peter Navy Tuiasosopo

  Kaleo
• 
  Maral Adams

   Officer DelaCruz (2 episodes, 2004)
• 
  Aya Sumika

   Linh Tamiya (8 episodes, 2004)

• 
  Jen Strickland

   Malena (2 episodes, 2004)
• 
  Sean DeCambra

  Detective Ashley Johnson