This pre-Code comedy-thriller centers on Robert Holden, a broke and discouraged veteran, who meets fellow American Elinor Green at a cafe in Paris. After their first encounter, Holden's attempt to return Green's thought-to-be stolen purse ends up rendering him a stowaway on board a ship bound for America. Also aboard is a collection of characters, including Green's banker fiancé, a famed scientist, and an opera singer. Romance begins to blossom between Holden and Green, just as a radiogram claims that an “infernal machine,” or bomb, is aboard the ship. Quickly each passenger accuses the others of planting the bomb until eventually Holden, jealous of Green's attention to her undeserving fiancé, falsely admits to being the culprit. In his role as assumed perpetrator, Holden tests the group further.
Max Tracey is the head waiter at a London hotel. He falls in love at first sight with Sylvia Robertson, an aristocratic woman, and poses as a prince to win her love. In this venture, he is aided by Mr. Westlake, a Ruritanian monarch who owes him a favour. When Sylvia discovers Max's deception, she is appalled, but the situation is resolved when her father tells her that he was once a hotel dishwasher.
Troubles begin for the Sterlings when they buy an expensive car and friends start pressing them for rides.
When motorcycle cop Dick Fay gives a ticket to Phyllis Crawford, her father's graft-fed influence leads to his demotion to foot patrolman.
Unable to find open range near Hollywood, western actor Tom Baxter and his troop head to Judy Blake's ranch to shoot their film.
New York girl has a dull boyfriend and seems destined for a dull marriage when she meets a rich playboy who has money to burn and places to go.
Broadway director Julian Marsh needs just one more hit show so he can retire and recover his health. It looks like he just may pull it off until temperamental star Dorthy Brock breaks her ankle on the eve of the show's premiere and has to be replaced by her understudy Peggy.
Rufus T. Firefly is named president/dictator of bankrupt Freedonia and declares war on neighboring Sylvania over the love of wealthy Mrs. Teasdale.
Sailor Spike dates girls whose names he finds in an address book. Each girl has the same tatoo, placed there by another sailor Bill. When Spike meets Bill they become friends. In Calais Spike meets Goldie. Bill warns him against her, but Spike ignores the warning until he finds Bill's tatoo on Goldie as well.
Thief Gaston Monescu and pickpocket Lily are partners in crime and love. Working for perfume company executive Mariette Colet, the two crooks decide to combine their criminal talents to rob their employer. Under the alias of Monsieur Laval, Gaston uses his position as Mariette's personal secretary to become closer to her. However, he takes things too far when he actually falls in love with Mariette, and has to choose between her and Lily.
A runaway heiress makes a deal with the rogue reporter trailing her but the mismatched pair end up stuck with each other when their bus leaves them behind.
Former detective Nick Charles has retired from police work, preferring a life of cocktails, parties, and relaxation with his wealthy wife, Nora. Their holiday is interrupted when the daughter of Nick’s former client asks for help finding her missing father, eccentric inventor Clyde Wynant. When Wynant’s body is discovered, Nick is drawn back into the investigation, with Nora eagerly joining him. As the couple questions Wynant’s family, friends, and business associates, a tangled web of greed, deception, and murder begins to unravel.
Chorus girl Patsy Shaw crashes a high-society party, meets playboy Charlie Breen, they fall in love, and are on their merry way to wedded bliss. However, Charlie's snobbish, ever-loving mama doesn't think that Patsy is worthy and sets out to prove it.
A cowboy arrives in a small town and winds up trying to help a local rancher stop a gang of cattle thieves while romancing a pretty young girl.
The Warrior's Husband is a satire of the male and female roles in society set in 800 B.C.. Queen Hippolyta (Marjorie Rambeau) rules Pontus with masculine authority; in fact, it is the women of Pontus who do all the laboring, fighting, and governing. Hippolyta's husband Sapiens (Ernest Truex) is truly a sissy of the first order, and is not unlike most of Pontus' male inhabitants.
A singer is involved with two women in his life, one a "good" girl and one a "bad" one."
New York City tenement dwelling neighbors Blondie and Lottie are longtime best friends. When Lottie makes the cast of the Follies and moves up in the world, she arranges for Blondie, as well, to join the cast and gain the advantages. But the friendship goes awry when Lottie's sweetheart, wealthy Larry Belmont, falls for Blondie and she for him.
Prohibition is ending so bootlegger Bugs Ahearn decides to crack California society. He leases a house from down-on-her-luck Ruth and hires her as social secretary. He rescues Polly Cass from a horsefall and goes home to meet her dad who sells him some phony stock certificates. When he learns about this he sends to Chicago for mob help.
During the Florida land boom, the Marx Brothers run a hotel, auction off some land and thwart a jewel robbery.
Story of a girl who tries to live down the past and marries a wealthy man. Blackmail attempt by old associate foiled by friendly detective.