In this musical-comedy, Dean Martin plays an American hotel mogul who becomes smitten with a young Italian woman (Anna Maria Alberghetti) when buying a hotel in Rome. To marry this gal, he has to get her three older sisters married off.
Jim and Connie's postwar New York building troubles keep Jim from working on his novel. Ex-WAC from Jim's army days Roberta moves in, further upsetting Connie but pleasing Jim's friend Ed. Tenant Charley, who marries tenant Eadie, loans money to Jim to help him keep the building, money which this Casanova obtains from rich widows.
Rich, eccentric T.J. Banner adopts a feral cat who becomes an affectionate pet he names Rhubarb. Then T.J. dies, leaving to Rhubarb most of his money and a pro baseball team, the Brooklyn Loons. When the team protests, publicist Eric Yeager convinces them Rhubarb is good luck. But Eric's fiancée Polly seems to be allergic to cats, and the team's success may mean new hazards for Rhubarb.
Nick Cherney, in prison for embezzling from Torno Freight Co., sees a chance to get back at Johnny Torno through his young priest brother Jess. He pays fellow prisoner Rocky, who gets out a week before Nick, to murder Jess... who, dying, tells revenge-minded Johnny that he'd written a clue "in the Bible." Frustrated, Johnny obsessively searches for the missing Gideon Bible from Jess's hotel room.
A young soldier on a pass in New York City visits the famed Stage Door Canteen, where famous stars of the theater and films appear and host a recreational center for servicemen during the war. The soldier meets a pretty young hostess and they enjoy the many entertainers and a growing romance
Joe and Paul Fabrini are Wildcat, or independent, truck drivers who have their own small one-truck business. The Fabrini boys constantly battle distributors, rivals and loan collectors, while trying to make a success of their transport company.
Nightclub owner Steve Larwitt sees his empire of investments collapse as he faces tax evasion charges and attacks by rivals. Believing Steve will be safer in prison for one year, his wife, Brenda, testifies against him on advice from his lawyer, Slant Kolma, who is in love with her. After Steve receives 10 years in Alcatraz, Brenda moves to be near him and avoids advances of airplane builder Tim Nolan, who knows nothing about her past.
A corrupt D.A. with governatorial ambitions is annoyed by an investigative reporter's criticism of his criminal activities and decides to frame the reporter for manslaughter in order to silence him.
An egotistical boxer romances a rich backer's daughter.
When Paul Madvig, a successful politician who fights his rivals to seize the city, becomes implicated in a murder, Ed Beaumont, his friend and right-hand man, must decide which side he is on.
A story of the Michigan State Police and the strong sense of loyalty and duty it instills in its men. It follows the career of a newly-inducted rookie, Ross Martin, who has joined the force at the urging of his sweetheart, Mary Adams. Martin soon distinguishes himself by his bravery in the apprehension of criminals. But when the leader of a gang of bank robbers falls into his hands and then escapes, because of carelessness on Martin's part, he is suspended from the force.