• 
  Kevin Eldon

  Shadowman / The Shadowman
• 
  Mark Gatiss

  Ambrose Chapfel (4 episodes, 2005)
• 
  Robert Stone
• 
  Judy Parfitt

  Mercy Woolf (11 episodes, 2005)
• 
  Kenny Doughty

  Liam Woolf (10 episodes, 2005)
• 
  Cheryl Campbell

  Valerie Hinchcliffe (6 episodes, 2005)
• 
  Perry Benson

  Bradley (1 episode, 2005)
• 
  Ian Puleston-Davies

  Shirley Woolf (11 episodes, 2005)

• 
  Burn Gorman

  Tim Timothy (3 episodes, 2005)
• 
  Ryan Pope

  Chris Church (8 episodes, 2005)
• 
  Rasmus Hardiker

  Hitman 2  (4 episodes, 2005)
• 
  Daniel Mays

  Carter Krantz (11 episodes, 2005)
• 
  Kris Marshall

  Dudley Sutton (11 episodes, 2005)
• 
  Sarah Smart

  Lola Sutton (11 episodes, 2005)
• 
  Philip Jackson

  Leo Finch (11 episodes, 2005)

• 
  Bhasker Patel

  Raj (1 episode, 2005)
• 
  Jason Watkins

  Bradley Stainer (6 episodes, 2005)
• 
  Ron Cook

  Hitman 1  (7 episodes, 2005)
• 
  Vilma Hollingbery

  Alice (1 episode, 2005)