Ghostbusters

"Ghostbusters" was a comedy film from 1984 about an organisation that fought ghosts.

When investigating the Ghost Shifts, the Doctor referenced the theme song when he brought out a device to track them. (DW: Army of Ghosts)

In Ashen Hill Manor, Clyde Langer wished he had a Proton Pack from the movie when trying to find a ghostly entity. (SJA: The Eternity Trap)