Phantasmagoria was a science fiction and fantasy fanzine by Derek and Mavis Pickles.
The first issue of Phantasmagoria was published in November 1950. The next issue appeared in Spring 1951 with issue three following in the Summer. Issue four was released in Spring 1952, and issue five in Autumn of the same year.
Mavis and her brother Derek both attended the 1951 Internation Science-Fiction Festival Convention (Festivention) in London and put out a special issue of their fanzine, Phantasmagoria Vol. 1 No. 3, devoted to the goings-on there. It contained convention reports by Walt Willis (Slant), Derek Pickles, and Bob Shaw, including illustrations by Bob Shaw.