Books
- Doctor Who: The Sixties. 1992, with Mark Stammers, Stephen James Walker
- Doctor Who: The Seventies. 1994, with Mark Stammers, Stephen James Walker
- Doctor Who: Companions. 1995, with Mark Stammers
- Doctor Who: The Eighties. 1996, with Mark Stammers, Stephen James Walker
- Doctor Who: The Television Companion. 1998, with Stephen James Walker
- Doctor Who Handbook: The First Doctor. 1994, with Mark Stammers, Stephen James Walker