Mother Theresa

Bernice Summerfield had a selection of party wear which included outfits worn by Mother Theresa. (PROSE: Filthy Lucre)

On Heron's World, Sally Armstrong mockingly referred to Nurse Molly O'Sullivan as "Mother Theresa". (AUDIO: The Death of Hope)

During the Monks' invasion of Earth, a picture of her was shown on one of the screens inside the Cathedral. (TV: The Lie of the Land)

The Tenth Doctor told Mohandas Gandhi that he ranked him with Mother Teresa as one of the most amazing human beings who ever lived. (PROSE: Ghosts of India)

Behind the scenes
In The Lie of the Land the name "Mother Teresa" is not given only the face and monastic clothes can be seen.