• 
  Daniel Lawrence Taylor

   Tom (6 episodes, 2015)
• 
  Esther Smith

   Suze (6 episodes, 2015)
• 
  Robert Bathurst

   Prime Minister / ... (3 episodes, 2015)
• 
  Sarah Crowden

   Old Crone (3 episodes, 2015)
• 
  Jamie Glassman

   Builder (3 episodes, 2015)
• 
  Caroline Quentin

   Cathy / ... (2 episodes, 2015)
• 
  Jody Halse

   Killer (3 episodes, 2015)
• 
  Jaime Winstone

   Ash (2 episodes, 2015)

• 
  Rebecca Humphries

   Jennifer (6 episodes, 2015)
• 
  Sarah Daykin

   Hazza (2 episodes, 2015)
• 
  Jamie Demetriou

   Randal (4 episodes, 2015)
• 
  Felix Hagan

   Musician (2 episodes, 2015)
• 
  Jessica Emily Rose

   Laura (6 episodes, 2015)
• 
  Louis Reece

   Tracy (3 episodes, 2015)
• 
  Alexander Armstrong

  Doctor

• 
  Paul Chan

  Yamato
• 
  Nigel Planer

  Stevie
• 
  Dan Renton Skinner

  Zorbotron's Father
• 
  Alex Beckett

  Waterman
• 
  Jack Whitehall

  Oscar
• 
  Bobby Smalldridge

  Zorbotron
• 
  Tom Davis

  Felix