Catweazle
1. Catweazle (1970)
2. Catweazle and the Magic Zodiac (1971)

Dick Turpin
1. Dick Turpin (1979)
2. Turpin and Swiftnick (1980)

Robin of Sherwood
1. Robin of Sherwood (1984)
2. Robin of Sherwood and the Hounds of Lucifer (1985) (with Robin May)
3. The Hooded Man (1986) (with Anthony Horowitz)
4. Time of the Wolf (1988)
The Complete Adventures of Robin of Sherwood (omnibus) (1990) (with Anthony Horowitz and Robin May)