Doctor Who (1963)

S19E24 Time-Flight (2)

The TARDIS has been taken, prompting the Doctor to embark on a quest to retrieve it, which uncovers the involvement of an extraterrestrial called Kalid manipulating history. As the Doctor confronts Kalid about his intentions, Tegan and Nyssa delve deeper to uncover the source of Kalid's abilities, only to stumble upon an even more formidable danger that jeopardizes the Doctor's mission.