Crosby was a professional tennis player who played at Wimbledon twice. As an actress, her first TV appearance was as Susan in the episode 'The Lay of the Land' in the first season of It Takes a Thief (1968). Her first movie role was as Kay Butler in the 20th Century Fox crime drama The Laughing Policeman (1973) starring Walter Matthau, Bruce Dern, and Louis Gossett, Jr. In 1974, she starred as the title character in the television film Wonder Woman, a year before Lynda Carter popularized t