The Tunnel

The plot follows detectives Karl Roebuck and Elise Wasserman working together to find a serial killer who left the upper-half body of a French politician and the lower-half of a British prostitute in the Channel Tunnel, at the midpoint between France and the UK. They later learn that the killer—who comes to be nicknamed the "Truth Terrorist"—is on a moral crusade to highlight many social problems, terrorising both countries in the process

• 
  Stephen Dillane

  Karl Roebuck
• 
  Clémence Poésy

  Élise Wassermann
• 
  Thibault de Montalembert

  Olivier Pujol
• 
  Cédric Vieira

  Phillipe Viot
• 
  Angel Coulby

  Laura Roebuck
• 
  William Ash

  Boleslaw 'BB' Borowski
• 
  India Ria Amarteifio

  Maya Roebuck