Roger Allam and Shaun Evans. (C) Mammoth Screen/MASTERPIECE/ITV Studios.

We have spoilers for the third season of MASTERPIECE Mystery’s Endeavour TV show, premiering on PBS, Sunday, June 19, 2016 at 9:00pm ET/PT. The UK audience does not have have to worry about Endeavour being cancelled too soon, ITV renewed the drama for a fourth season. Will PBS follow suit and pick up Endeavour, season four? When we know, you will.

A prequel to the Inspector Morse series which starred John Thaw in the title role, Endeavour stars Shaun Evans as the young Endeavor Morse. Roger Allam also stars, as DI Thursday. The Endeavour cast also includes: Anton Lesser, Jack Laskey, Sean Rigby, James Bradshaw, Caroline O’Neill, and Abigail Thaw (daughter the Inspector Morse star).

Endeavor TV show on PBS. Shaun Evans as DC Morse. (C) Mammoth Screen/MASTERPIECE/ITV Studios.

PBS says:

MASTERPIECE “Endeavour, Season 3” – Shaun Evans returns for a third season as the young Endeavour Morse, before his signature red Jaguar but with his deductive powers already running in high gear. In four new films, Endeavour must deal with the aftermath of the tragic events that left him languishing in prison and his senior officer, DI Fred Thursday (Roger Allam), with a life-threatening injury. – Sundays, June 19-July 10, 9:00-10:30 p.m. ET

Spoiler alert! Check out these episode descriptions for the third season of the Endeavour TV series from PBS.

“Ride”
Sunday, June 19, 2016; 9:00 – 10:30pm EST
March 1967. A country fair turns sinister when young bus conductress Jeannie Hearne is found brutally murdered in the Oxfordshire countryside. DC Endeavour Morse (Shaun Evans) isn’t part of the team called in to investigate her murder; instead, he’s brooding over his suspension from duty, pending an inquiry. But when Jeannie’s body turns up near his doorstep, he begins his own covert investigation, uncovering a disturbing secret that is hidden in plain sight.

“Arcadia”
Sunday, June 26, 2016; 9:00 – 10:30pm EST
April 1967. The death of an artist in a horrendous house fire leaves Oxford City Police baffled. Then when a young housewife dies, seemingly of a mysterious ‘tummy bug’ that has sickened half of the police force, DC Morse’s investigation leads him to an inner-city supermarket, owned by a wealthy Oxford family riven with personal and professional problems.

“Prey”
Sunday, July 3, 2016; 9:00 – 10:30pm EST
June 1967. A missing persons case of a Dutch au pair proves far from routine, pulling Endeavour into the duelling worlds of Oxford scientific academia, the
city’s vast parks, Night School and the untamed wilderness of the Oxfordshire countryside. Connected to the investigation is an august family of three troubled siblings. When a suspected link between the au pair’s disappearance and a cold case from years back is unearthed, unconventional methods in that investigation created fraying tensions across the police force. As the body count rises, Endeavour deduces that there may be darker forces at play.

“Coda”
Sunday, July 10, 2016; 9:00 – 10:30pm EST
June 1967. Endeavour is occupied with unexpected strife in his personal life. Recruited by a college mentor to monitor the movements of his estranged younger wife, Endeavour finds himself drawn to the woman he is investigating. The grisly murder of a man who works in fashion causes a shakeup in Oxford’s criminal underworld. Meanwhile, Endeavour considers his future on the force, leading to an agonizing conclusion to the series [season].

Endeavour, Season 3 is a Mammoth Screen and MASTERPIECE co-production in association with ITV Studios. The Executive Producers are Damien Timmer, Dan McCulloch and Russell Lewis. The Executive Producer for MASTERPIECE is Rebecca Eaton. The Writer is Russell Lewis. The Producer is Tom Mullens. The Directors are Sandra Goldbacher (“Ride”), Bryn Higgins (“Arcadia”), Lawrence Gough (“Prey”), and Olly Blackburn (“Coda”).

What do you think? Are you a fan on the Endeavour TV series? Should PBS cancel Endeavour or renew it for a fourth season?