Forbidden Planet is the trading name of three separate businesses with online and retail bookstores selling science fiction, fantasy and popular culture products.

Forbidden Planet London was the third major comics store in the city, eventually replacing what had been the leading shop, Derek Stokes's Dark They Were, and Golden-Eyed,[1] which had started in 1969, and coming after Frank and Joan Dobson's Weird Fantasy in New Cross.

[10] On 30 September 2024 Forbidden Planet confirmed a 7 December 2024 reopening, with a schedule of signings, costumed characters, decorations, and goodie bags.

[12] Forbidden Planet NYC was founded by Luckman, with Americans Phil Seuling and Jonnis Levas acting as silent partners.

[5] (Luckman by that point had moved to New York and became romantically involved with Levas,[13] who was Seuling's partner at Sea Gate Distributors and was his former girlfriend.

)[14] The store had one of the most extensive selections in the world of in-print science fiction and fantasy paperbacks, primarily from major genre labels such as Ballantine, Del Rey, Ace, and so on, but also some small press materials.

The location across the street from the Strand Bookstore and less than a mile from Baird Searles' The Science Fiction Shop made the area a mecca for genre fans.

[22] A separate company founded by some of Forbidden Planet's original founders;[25] with Kenny Penman, James Hamilton, Andrew Oddie, Richard Boxall, and Colin Campbell currently the main shareholders.