Mr. and Mrs. North is a 1942 American comedy mystery film directed by Robert B. Sinclair, starring Gracie Allen and William Post Jr. as detectives Pam and Jerry North. The screenplay was based on a 1941 Broadway play by Owen Davis, which in turn was based on

a series of mystery novels by Frances and Richard Lockridge. Pam North, a dizzy socialite, and her husband Jerry return home from a vacation to find a dead body in their apartment. All the suspects are close friends of the Norths, a fact that encourages Pam to gently interfere in the ongoing murder investigation conducted by Lt. Weigand (Paul Kelly).