Desc: Don't Bet on Love: Directed by Murray Roth. With Lew Ayres, Ginger Rogers, Charley Grapewin, Shirley Grey. Bill McCaffery, a plumber, wins big at the racetrack but then his luck runs out and almost ruins his business. Molly Gilbert, his manicurist girlfriend, stands by him and helps him readjust to life as a plumber.