Was a regular panel member on the BBC Radio Game shows "My Word" and "My Music"
Author of a comic novel, The Walpole Orange, Corgi, 1993, ISBN 0-552-14136-4, about life in the Walpole Club, a gentlemen's club in London.
In 1968 he was one of the founder-members of London Weekend Television which he joined as Head of Entertainment. However he and five other departmental heads resigned a year later amid great publicity in protest at the sacking of the managing director, Michael Peacock, saying that they had lost all confidence in LWT's board of directors.
In the 1960s, Frank Muir and Denis Norden worked as advisors and consultants on comedy for the BBC TV Light Entertainment department, approving every script that was submitted.