Bud Baxter is a minor clerk in a huge New York insurance company, until he discovers a quick way to climb the corporate ladder. He lends out his apartment to the executives as a place to take their mistresses. Although he often has to deal with the aftermath of their visits, one night he's left with a major problem to solve.

After Dr. Bill Harford's wife, Alice, admits to having sexual fantasies about a man she met, Bill becomes obsessed with having a sexual encounter. He discovers an underground sexual group and attends one of their meetings -- and quickly discovers that he is in over his head.

Eight very different couples deal with their love lives in various loosely interrelated tales all set during a frantic month before Christmas in London.

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 draw...

A newly arrived guest of a Hollywood hotel charms and amazes the regulars, and they decide to invite him to their Christmas dinner.