Ian Colin Marmaduke de Collieur Wetherell (1912–1987), most often credited simply as Ian Colin, was a British film and television actor.

[1] During the 1930s, Colin was a leading man in quota quickies.

[2] He later acted predominantly in television shows such as The Quatermass Experiment, Emergency-Ward 10 and Coronation Street.

[3] He was the son of M. A. Wetherell and Lena McNaughton.

[4] In his youth, he was involved, with his father, also an actor, screenwriter, director, producer, and big-game hunter, in creating the hoax "surgeon's photograph" of the Loch Ness Monster -- he bought the materials and took the picture.