 He had a lot of success making comedy vehicles for stars such as Will Hay and Arthur Askey.He also produced early films from Carol Reed and Alfred Hitchcock and was an early supporter of writer directors Sidney Gilliat and Frank Launder.In the words of one writer, Black "held the studio together during its most difficult period, backed Laundner and Gilliat in establishing a strong script department, retained the services of some of the best cameramen in the business, and put under contract a number of promising actors."