• 
  Sharon Horgan

  Sharon
• 
  Rob Delaney

  Rob
• 
  Carrie Fisher

   Mia (2 episodes, 2015)
• 
  Seeta Indrani

   Harita (2 episodes, 2015)
• 
  Gary Lilburn

   Des (2 episodes, 2015)
• 
  Tobias Menzies

   Dr. Harries (2 episodes, 2015)
• 
  Phil Nichol

   Mark (2 episodes, 2015)
• 
  Clarence Smith

   Tony (2 episodes, 2015)

• 
  Frances Tomelty

   Carol (2 episodes, 2015)
• 
  Sarah Niles

   Melissa (3 episodes, 2015)
• 
  Ashley Jensen

  Fran
• 
  Daniel Lapaine

  Dave
• 
  Jonathan Forbes

  Fergal
• 
  Mark Bonnar

  Chris
• 
  Marta Barrio

  Mallandra

• 
  Amanda Hale

  Catherine
• 
  Sonny Hyman

  10 episodes, 2015-2019
• 
  Dexter Hyman

  10 episodes, 2015-2019
• 
  Douglas Hodge

  Douglas
• 
  Eileen Walsh

  Kate