• 
  Derek Jacobi

  Alan
• 
  Ronni Ancona

   Judith (11 episodes, 2012-2016)
• 
  Paul Copley

  Harry
• 
  Tony Gardner

  John
• 
  Sarah Lancashire

   Caroline (20 episodes, 2012-2016)
• 
  Anne Reid

   Celia (24 episodes, 2012-2016)
• 
  Nina Sosanya

   Kate (18 episodes, 2012-2015)
• 
  Nicola Walker

   Gillian (20 episodes, 2012-2016)

• 
  Dean Andrews

  Robbie
• 
  Josh Bolt

  Raff
• 
  Louis Greatorex

  Lawrence
• 
  Edward Ashley

  William
• 
  Katherine Rose Morley

   Ellie (13 episodes, 2013-2016)
• 
  Felix Johnson

   Angus (12 episodes, 2013-2016)
• 
  Paul Copley

  12 episodes, 2012-2016

• 
  Dean Smith

  William
• 
  Marcus Garvey

  Greg
• 
  Sacha Dhawan

  Paul
• 
  Rupert Graves

  Gary