Simon John Cadell (19 July 1950 – 6 March 1996) was a classically trained English actor, best known for his portrayal of Jeffrey Fairbrother in the first five series of the BBC situation comedy Hi-de-Hi!.

An early television role was in Simon Gray's 'Play for Today's in 1975 Plaintiffs and Defendants and the sequel Two Sundays both opposite Alan Bates.

Subsequently, he had roles in television programmes such as Enemy at the Door (1978–80), and also appeared briefly in the disaster film Meteor (1979) as a TV news reporter.

[5] In January 1993 Cadell, a heavy smoker of up to 80 cigarettes a day,[4] suffered a near-fatal heart attack after giving a recital with Joanna Lumley at the Queen Elizabeth Hall, in London.

He returned to the stage four months after undergoing triple heart bypass surgery, but was diagnosed with lymphoma in September 1993,[4] while being treated for pneumonia.