Don Sullivan is American actor, singer and songwriter whose film credits include Seven Guns to Mesa, Teenage Zombies and Paradise Alley (with Sylvester Stallone).
- The Giant Gila Monster (Experiment #402) - as Chase Winstead
- The Rebel Set (Experiment #419) - as George Leland
- Sullivan wrote the original songs that he performed in The Giant Gila Monster. Additional lyrics were recorded but cut out of the final film.
- Sullivan appeared in a special interview for the Rhino DVD release of The Giant Gila Monster in which he recounted his experiences on the film and as a young actor in Hollywood at the time.
- Sullivan had a small role in Gila!, Jim Wynorski's made-for-TV remake of The Giant Gila Monster in 2012.