Jack M. Warner Jack M. Warner Jack Milton Warner (March 27, 1916 – April 1, 1995) was an American film producer and son of legendary Hollywood movie mogul Jack L. Warner. Jack M. Warner was born on March 27, 1916, the only child of Irma C. ("née" Salomon) and Jack L. Warner (1892-1978). His father co-founded the film studio Warner Bros. with his brothers Harry Warner (1881–1958), Albert Warner (1884–1967), and Sam Warner (1887–1927). According to the federal census of 1930, Jack—then 14 years old—lived with his mother and father in "Beverly Hills City", California, along with five live-in servants, who performed the
Harry Cohn The initials officially stood for Cohn, Brandt, and Cohn, but Hollywood wags noted the company's low-budget, low-class efforts and nicknamed CBC "Corned Beef and Cabbage." Harry Cohn managed the company's film production in Hollywood, while his brother managed its finances from New York. The relationship between the two brothers was not always good, and Brandt, finding the partnership stressful, eventually sold his third of the company to Harry Cohn, who took over as president, by which time the firm had been renamed Columbia Pictures Corporation. Most of Columbia's early work was action fare starring rock-jawed leading man Jack Holt. Columbia