The crew of a Polaris submarine, on a training mission simulating an attack on Russia, is stricken by toxic poisoning. One of the poison's effects is to make its victims hallucinate, and the sub's captain imagines that he has been given an order to actually attack Russia. He prepares to do exactly that.

A young street-tough-turned-boxer struggles to reach the top while finding his romance with an attractive TV reporter is complicated by an incestuous relationship with his mother.

Dr. John Carpenter takes the job of running a health center in a low-income district. He enlists three women to help out who — unbeknownst to him — are actually nuns in street clothes. The church wants to improve the neighborhood but fears that nuns in full habit would be poorly received. Unaware of her unavailability, John falls for Sister Michelle, serenading her with his guitar — which, luckily for him, effectively wears away at her religious resolve.