Georgia Garrett is sent by jealous wife Elvira Kent on an ocean cruise to masquerade as herself while she secretly stays home to catch her husband cheating. Meanwhile equally suspicious husband Michael Kent has sent a private eye on the same cruise to catch his wife cheating. Love and confusion ensues along with plenty of musical numbers.
A retired criminal lawyer is persuaded to take on one more case and becomes involved with his client's wife.
A middle-aged writer is looking for a quiet retreat; a slightly younger female estate agent gives him details of a house a close to Venice.
The story of the doctor who faced charges of conspiracy after he assisted John Wilkes Booth by setting his broken leg after he had assassinated Abraham Lincoln.
When his wife Alice questions Joe as to whether his insurance policy is paid up, he begins to see a plot to murder him in everything she does.