A third party forces Kirk into combat with the reptilian captain of a spacecraft the Enterprise was pursuing.
Capt. Kirk becomes obsessed with destroying a gaseous creature that was responsible for the death of his former captain.
The Los Angeles Police Department hires the Angels to sour the luck of a compulsive gambler playing with $40,000 in stolen cash.
Ponch is asked to appear at his old high school's Career Day and Jon helps him entertain the audience.