ITV Endeavour Catch up on the ITV Hub The early days of a young Endeavour Morse, whose experiences as a detective constable with the Oxford City Police will ultimately shape his future. 3 episodes available to watch Share this programme: Share on Facebook Share on Twitter Share on Google+ Series 4 Latest 2. Canticle Sun Sunday 15 Jan 8pm Moral crusader Joy Pettybon receives a death threat and Endeavour must protect her. 1. Game Sun Sunday 8 Jan 8pm Endeavour is quickly consumed by his duties when a research scientist is found drowned. Other episodes 1. Endeavour Sun Sunday 1 Jan 8pm DC Endeavour Morse investigates the disappearance of a missing Oxford schoolgirl.