Loyd Grossman

In April 1992, the host of Through the Keyhole inspected the Doctor's TARDIS, heralding the Doctor's return to television. He noted an "attractive cloister bell" in one corner of the bedroom before handing back to David in the studio. (NOTVALID: The Year Ahead)

Behind the scenes
Although unnamed in the story, David and the other host very clearly reference and, the two presenters of  at the time.