Vincent Doane is in the precarious position of trying to close an advertising account with his rich ex-fiancée. Unfortunately she is more interested in him than in business. Vincent's wife Paula gets suspicious and finally decides to do some flirting of her own to make him jealous. Unknown to her, she chooses cigarette tychoon Claude Kimball. In fact, Kimball hits it off well with both of the Doanes. The question is whether or not their marriage can survive all the shenanigans.

A scheming musician seduces a wealthy woman for love and money.

Wealthy Jack bets friend Michael he can woo Lu Lu without money within 2 weeks. Michael hires inept detectives to stop Jack, leading to comedic misadventures as Jack pursues Lu Lu while hiding his penniless state.

Merchant Marine sailors Joe Rossi (Humphrey Bogart) and Steve Jarvis (Raymond Massey) are charged with getting a supply vessel to Russian allies as part of a sea convoy. When the group of ships comes under attack from a German U-boat, Rossi and Jarvis navigate through dangerous waters to evade Nazi naval forces. Though their mission across the Atlantic is extremely treacherous, they are motivated by the opportunity to strike back at the Germans, who sank one of their earlier ships.