CRL Group where a British video game company. Founded in London by Clem Chambers in 1984 they where dissolved around in the 90's. They produced many horror games like Wolfman (video game), Jack the Ripper (1987 video game), Frankenstein (video game) and Dracula (1986 video game).
They also produced a game from a tv show Terrahawks.
Other video games produced:
https://en.wikipedia.org/wiki/CRL_Group (info + Image)