Sightings And Strange Cases: Shaun meets famous alien abductee Travis Walton and visits Rendlesham Forest, the site of the UK's most famous UFO case. (4 of 4)
Worship And Abduction: Shaun meets a man from Sutton Coldfield who claims he was abducted by aliens and visits members of a spiritual movement who worship extra-terrestrials. (3 of 4)
Seeing Is Believing: Shaun meets a witness to one of the most significant cases of alien abduction ever and hears from a man who claims extra-terrestrials cured him of cancer. (2 of 4)
Caught On Tape: Happy Mondays' Shaun Ryder searches for the truth behind reports of UFOs. He begins in Santiago, where seven people spotted a strange flying object in 2012. (S1, ep 1)
Some believe the earliest documentation of alien visitation to Earth exists in prehistoric cave paintings and petroglyphs, where drawings of strange humanoid figures feature distinctively.
Roman Vice: Venture back to the times of Rome's first emperors. The debauched lifestyles of the men who ruled an empire are revealed in all their luxurious, lascivious glory.
The Last Vendetta: Sitting Bull is accused of inciting a rebellion. Wyatt Earp turns his back on the law, and Jesse James is confronted by the Ford Brothers. (S1, ep 8)
Frontier Justice: Jesse James and Billy the Kid meet and part ways, but when Jesse returns to robbing trains, he discovers that America has changed. (S1, ep 7)
The Big Killing: Jesse James resurfaces after years in hiding. Billy the Kid avenges the death of his friend, while Wyatt Earp questions his future as a man of the law. (S1, ep 6)
Outlaw Rising: As the railroads build further west to capitalise on the cattle boom, a young cattle thief named Billy the Kid gets caught up in a corrupt war. (S1, ep 5)