Operation Amsterdam
1959
Maurice Cowan (1891-1974) was a British writer and producer. He produced the first films of Norman Wisdom. He disliked working with Wisdom so much on One Good Turn he vowed never to work with the comedian again. He was editor of The Picture Goer when he came up with an idea for what became the film I Live in Grosvenor Square. He sent it to Herbert Wilcox would bought it. Wikipedia