Curt (Tardisode 9)
From Tardis Wiki, the free Doctor Who reference
Curt was Walker's third officer on Sanctuary Base 6. When he opened his box of mysterious things, he was possessed and markings from a book appeared on his face. (TS: Tardisode 9)
Behind the scenes
According to REF: The Time Traveller's Almanac, a non-narrative source, when Curt looked inside Walker's box, he turned into a dead, possessed being and wiped out Chenna's mind, killing her.
