Fanmail is mail that is written to the cast and crew of a production to show support or to voice concerns. Frequent guest of On Cinema Gregg Turkington often receives cards and letters from fans, from which he relays the general sentiment of parts of the On Cinema Family on the show.

Gregg first started mentioning having received cards and letters on Podcast Episode 25: "Legal Eagles", as a way of expressing the general positive feeling fans were having as the show hit its 25th episode.