He co-created the sitcom Who's the Boss?, which aired on the American Broadcasting Company (ABC) from 1984 to 1992, with business partner Blake Hunter.
[2] Cohan is also credited with creating Silver Spoons, which ran on the National Broadcasting Company (NBC) from 1982 to 1987 and launched the career of actor Ricky Schroder.
[2][3] The sitcom, starring Tony Danza, Judith Light, Alyssa Milano, Danny Pintauro and Katherine Helmond, ran from 1984 to 1992.
[1] Cohan and Hunter also worked as creative consultants on The Upper Hand, the British version of Who's the Boss?, that debuted in 1990 and aired for seven seasons on the ITV network in the United Kingdom.
[2] Cohan also penned scripts for episodes of numerous other television shows, including Silver Spoons and Diff'rent Strokes.
[3] Cohan's longtime business partner, Blake Hunter, was quoted in Variety as saying: "Marty is the brother I wish I had, the talent I stood in awe of, and the friend I can never replace.