Reginald Collin was born on July 7, 1927 in Islington, London, England as Reginald Thomas Collin. He was a producer and director, known for Callan (1967), The Rivals of Sherlock Holmes (1971) and Mystery and Imagination (1966). He was married to Pamela Lonsdale. He died on December 16, 2011 in Shaftesbury, Dorset, England.