Pru Cunningham is a character who appears in the metafictional novel Bad Twin, written by Flight 815 passenger Gary Troup. She is a private detective, working for "Intercontinental." Prudence, Pru for short, is a 30 year old, gray-eyed Australian investigator, working for Intercontinental. She is hired by Clifford Widmore to tail his stepmother, Vivian, after he suspects her to be having an affair with Mr. Thursday. He later then tells her to follow Paul Artisan to Australia.