In the ancient battle of Thermopylae, King Leonidas and 300 Spartans fight against Xerxes and his massive Persian army. They face insurmountable odds when they are betrayed by a Spartan reject.
PROT is a patient at a mental hospital who claims to be from a faraway planet named K-PAX. His psychiatrist tries to help him, only to begin to doubt his own explanations.
A sheriff tries to stop the killing spree of a silent maniacal murderer who, as the result of secret genetic experimentation by an unethical scientist, has the ability to self-heal.