Instead of sleep, Jack Harkness indulged in onanism and jigsaws. (AUDIO: Hostile Environment)
The cathedral gift shop stocked jigsaws. (PROSE: Iris Wildthyme and the Unholy Ghost)
Paul Magrs received a Doctor Who jigsaw for Christmas in 1977. (PROSE: The Story of Fester Cat)
Boasting about his powers, the Toymaker claimed to have made "a jigsaw" of the Doctor's early life. (TV: The Giggle [+]Russell T Davies, Doctor Who 2023 specials (BBC One and Disney+, 2023).)
Invalid stories
Dalek jigsaws were sold as part of the Daleks' merchandising efforts in the 1960s. (NOTVALID: Doctor Who? 83)