Theft

Theft was the crime of taking property without permission. An individual who did so was known as a thief.

The Fourth Doctor and Romana became involved with the theft of the Mona Lisa by Scaroth in 1979. (TV: City of Death) Thirty years later, when the Mona Lisa reanimated in human form and made her way out of the frame, it was thought to be a theft.

The unprecedented theft of a book from the Library of St John the Beheaded in 1887 led the Catholic Church to enlist the aid of Sherlock Holmes, who soon discovered that book was last read by the Seventh Doctor. (PROSE: All-Consuming Fire)

Lady Christina de Souza was responsible for the theft of the Cup of Athelstan from the International Gallery in London. (TV: Planet of the Dead)

The Eleventh Doctor's theft of the Home Box of the Byzantium enabled him to save River Song from dying from exposure to space. (TV: The Time of Angels)

The Teller was the ultimate anti-theft method used by the Bank of Karabraxos. (TV: Time Heist)