The first season ended on a major cliffhanger, and three years on we are about to get some follow-up as to what happened next to Mark, Helly, Dylan and Irving, as played by Adam Scott, Britt Lower, Zach Cherry and John Turturro.

From the severed to the unsevered and the innie to the outtie, meet the employees of Lumon Industries and cast and characters in 'Severance'

Yet another Hollywood icon, with no need of introduction. Christopher Walken plays Burt in Severance. He won an Oscar for his role in The Deer Hunter, while he was also in Dune: Part Two just last year.