Marmite was an Earth spread. It was one of many things that did not make the First Doctor smile. (PROSE: A Big Hand for the Doctor [+]Loading...["A Big Hand for the Doctor (short story)"])
Rhys Williams ate Marmite that had gone out of date. (PROSE: Trace Memory [+]Loading...["Trace Memory (novel)"])
According to the Eleventh Doctor, alien sea monsters that came to Earth in November 2012 were said to love a Marmite-flavoured chewing gum, which humans apparently looked "exactly like". (PROSE: The Doctor's Guide to 2012 [+]Loading...["The Doctor's Guide to 2012 (short story)"]
Behind the scenes
The production credits for DWA 264 listed each contributor with their favourite sandwich. Production editor Liza Millett's sandwich of choice was "moon cheese and marmite".