In the 1990s and 2000s several other novelisations, based on radio dramas, the 1996 TV movie, webcasts and direct-to-video stories were released. A novelisation of the unfinished TV story Shada was published in 2012.
- For a gallery list of Target Books' novelisation covers see Target Books novelisations covers.
Frederick Muller novelisation covers (1960s) Edit
These were later republished by Target Books.
Pinnacle Books novelisation covers (1979–1980) Edit
American reprints of Target Books novelisations, with minor alterations for US readers.