Marc "Babaloo" Mandel (born October 13, 1949) is an American writer and producer. He first wrote episodic television comedy, then later began writing feature films and theatre. He and long-time writing partner Lowell Ganz penned numerous high-profile films including Splash (1984), Parenthood (1989), City Slickers (1991), and A League of Their Own (1992).

Filmography