A version of the group appeared in X-Men: First Class, and the Club is sometimes associated with the character(s) being loosely adapted for Fox’s other X-Men series, Legion.
This has led to a lot of odd doings on the small screen, and now it appears that the once-planned X-Men spin-off Hellfire is the latest example.
“We did see an early draft of Hellfire and there was a lot of work to be done.
It remains to be seen whether or not this new story will still feature (or even involve) the Hellfire Club.