Saw loads of them as a kid spotter when I lived not too far from EPM. They'd route Lydd, 7Oaks, Epsom, WOD, Green 1. Also saw loads at Mildenhall and various other US bases. Here is a pic I took long ago:
52-0950 C-124C Globemaster. USAF 63rd TCW. Lakenheath 22 May 1965 :: 20950.jpg :: Fotopic.Net