Quartet

Quartet is the fifth episode in series five of ''Endeavour. ''It aired on 4 March 2018.

Plot synopsis
October, 1968. There's an assassination at an international It's a Knockout event, which causes a young boy to be struck by a stray bullet. Endeavour becomes desperate to find the attacker, delving deep into a world full of espionage, big business and dark secrecy. Meanwhile, dilemma is at Fred's hands, as he attempts to protect a woman suffering at the domestic abuse of her husband.

Main

 * Shaun Evans as DS Endeavour Morse
 * Roger Allam as DCI Fred Thursday
 * Anton Lesser as CS Reginald Bright
 * Sean Rigby as DS Jim Strange
 * Dakota Blue Richards as WPC Shirley Trewlove
 * Lewis Peek as DC George Fancy
 * James Bradshaw as Dr Max DeBryn

Recurring

 * Caroline O'Neill as Win Thursday
 * Sara Vickers as Joan Thursday
 * Abigail Thaw as Dorothea Frazil
 * Claire Ganaye as Claudine
 * Mark Arden as Eddie Nero
 * David Jonsson as Cromwell Ames

Guest

 * Hector Bateman-Harden as Steven McLean
 * Jennifer Tollady as Zoe McLean
 * Richard Durden as Professor Alexander Richmond
 * David Reed as Julian Calendar
 * Ian Bartholomew as Albert Mullion
 * Mary Roscoe as Elsie Dozier
 * Andrew Paul as Joe Dozier
 * Brendan Patricks as Singleton
 * Nico Rogner as Dr Gerhardt Schneider
 * Leander Deeny as Louis
 * Paul Ready as Sebastian Fenix
 * Ellie Haddington as Millie Bagshot

Notes & trivia

 * This is where you can put notes and trivia, anything that is interesting or strange can be included here