Degüello – When librarian Obsert Page is gruesomely murdered at the Bodleian, Endeavour and Thursday have little to go on besides a set of muddy boot prints. With the two main suspects – professors Nicholson and Burrowes – have their own motives for killing the librarian, Endeavour digs deeper into their backgrounds, tracking a trail that appears to connect to seemingly innocent college bequest.
Confection – The murder of renowned chocolate factory owner Greville Creswell during a local hunt leads Endeavour to the sleepy village of Chigton Green. The chocolate box cottages and idyllic surroundings might seem perfect, but not all is as it first appears.
Apollo – As the highly-anticipated moon landings of Apollo 11 draw near, Endeavour, now at Castle Gate CID, finds himself investigating the death of promising young astrophysicist Adam Drake and girlfriend Christine. Their deaths seeming to be a result of a tragic car accident on first inspection, but when the clues start to point towards foul play, Endeavour enlists the help of an injured Thursday to uncover the truth.
Pylon – With the Cowley team scattered across Oxfordshire, Endeavour finds himself policing a lonely country patch, and back in uniform. His day job is a monotonous investigation of missing livestock and stolen tractors. But when he discovers the dead body of a missing schoolgirl, it opens this quiet backwater to the roar of Castle Gate CID – now staffed by Thursday and an old adversary, the newly promoted DCI Ronnie Box, alongside sidekick DS Alan Jago.