Check and Double Check

Melville W. Brown, RKO Radio Pictures, 1930. Freeman F. Gosden, Charles J. Correll, and Sue Carol in the leads. The title was derived from a catchphrase associated with the show. Brown, from a screenplay by Bert Kalmar, J. US 1929/30 title; renewal not checked title-by-title. About 77 minutes; Wikimedia Commons print.