First broadcast 22nd January 2017.
Endeavour is tasked with protecting prisoner and criminal informant Terry Bakewell whilst he's undergoing treatment in Cowley General Hospital.
Glen Davies - Burt Talbot
Sarah Winter - Staff Nurse Jo-Beth Mills
Robert Wilfort - Lester Fagen
Morgan Jones - Lyle Capper
Celine Buckens - Student Nurse Daisy Bennett
Ciara Charteris Nunn - Nurse Flora Byron (as Ciara Charteris)
Shaun Evans - DC Endeavour Morse
Roger Allam - DI Fred Thursday
Phoebe Nicholls - Caroline Bryce-Morgan
David Yelland - Sir Merlyn Chubb
Edward MacLiam - Dr. Malcolm Kane
Amy Marston - Sister Clodagh MacMahon
John Hopkins - Dr. Dean Powell
James Bradshaw - Dr. Max DeBryn
Alex McSweeney - Terence Bakewell
Anton Lesser - Chief Superintendent Reginald Bright
Dakota Blue Richards - WPC Shirley Trewlove
Sean Rigby - DS Jim Strange
Claire Lichie - Donna Zacharides
Caroline O'Neill - Win Thursday
Shvorne Marks - Monica Hicks
Mark Phoenix - Gilbert Sisley
Sion Alun Davies - Murray Booth
Sara Vickers - Joan Thursday
Matthew Walker - Ray Morton
Ty Hurley - Undertaker
Adam Lazarus - Visitor
Tim Packham - Gravedigger