Godzilla was a character that was featured on a duvet owned by Kevin Alperton. (PROSE: The Crawling Terror)
After taking on the form of Godzilla to scare away two attackers, Frobisher explained to the Sixth Doctor that he was inspired to do so by a video of Godzilla that he had watched with Peri. (COMIC: Time Bomb)
On Kirith, Ace compared a giant sea creature to Godzilla. (PROSE: Timewyrm: Apocalypse)