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
Jack L. Warner as the new company president. Shortly after the deal was closed, Jack Warner announced that the company and its subsidiaries would be "directed more vigorously to the acquisition of the most important story properties, talents, and to the production of the finest motion pictures possible". The two brothers had often argued, and earlier in the decade, studio employees claimed they saw Harry chase Jack through the studio with a lead pipe, shouting, "I'll get you for this, you son of a bitch" and threatening to kill him. This subterfuge, however, proved too much for Harry. He never spoke to Jack