• 
  Charles Haid

  regizor

• 
  Bernadette McNamara

  scenarist

• 
  Ed O'Neill

  Michael Mooney
• 
  Michael Madsen

  Terry Maddock
• 
  Kim Dickens

  Sarah Day
• 
  David Strathairn

  Will Preecher
• 
  Donnie Wahlberg

  Chris Scott (7 episodes, 2001)
• 
  Kirstin Pierce

  Doctor (1 episode, 2001)

• 
  Pasha D. Lychnikoff

  Mitya (6 episodes, 2001)
• 
  Yul Vazquez

  Officer Cruz (3 episodes, 2001)
• 
  Kevin Squires

  Lead Surveillance Technician Steve (5 episodes, 2001)
• 
  Brian Tarantina

  Brick Top (1 episode, 2001)
• 
  Stephen Blackehart

  Jimmy Dugan (3 episodes, 2001)
• 
  Dylan Baker

  Inspector Bob Cooper (2 episodes, 2001)
• 
  Renoly Santiago

• 
  Henry Winkler

  Mel Smith (1 episode, 2001)
• 
  Paul J.Q. Lee

  Chinese Man (1 episode, 2001)
• 
  Jack Gilpin

  Laurent Holbein (1 episode, 2001)
• 
  Michael Rispoli

  Swenson (5 episodes, 2001)
• 
  Sebastian Roché

  Vlad (4 episodes, 2001)
• 
  Brendan Kelly

  Ollie Stenzel (1 episode, 2001)
• 
  Annie Parisse

  Geena (1 episode, 2001)
• 
  James Naughton

  Lawrence Stark (3 episodes, 2001)
• 
  Titus Welliver

  FBI Special Agent Jimmy Flynn (8 episodes, 2001)
• 
  Tony Devon

  Det. Jonas (1 episode, 2001)
• 
  Samantha Buck

  Brigid McNamara (5 episodes, 2001)
• 
  Maria Thayer

  Rosemary (3 episodes, 2001)
• 
  Michael David Lally

  Father O'Connor (1 episode, 2001)
• 
  Noelle Beck

  Kate Ryder (1 episode, 2001)
• 
  Carey Lowell

  US Attorney Deirdre Stiles (2 episodes, 2001)
• 
  Dana Wheeler-Nicholson

  Joan Kellogg (3 episodes, 2001)
• 
  Jeffrey Pierce

  Vincent Trout  (8 episodes, 2001)
• 
  Anthony Alessandro

  Bobby Rizutto (2 episodes, 2001)
• 
  Juan Carlos Hernández

  Man (1 episode, 2001)
• 
  Nora Resnick

  Linda (1 episode, 2001)
• 
  Elizabeth Regen

  Sandra Reynolds (3 episodes, 2001)
• 
  Brooke Smith

  Mooney's Sister  (3 episodes, 2001)
• 
  Peter Appel

  John Corelli
• 
  Riley G. Matthews Jr.

   Motorcycle Cop / ... (2 episodes, 2001)
• 
  Jane Jensen

   Russian Girl / ... (2 episodes, 2001)
• 
  Frank Pellegrino

  Howard Klein
• 
  Elizabeth Regen

   Sandra Reynolds (3 episodes, 2001)
• 
  Glynn Turman

  Ted Olsen
• 
  Nicholas Wyman

  Klein's Attorney
• 
  Robert Connelly

   Dicky Duplato (4 episodes, 2001)