Paul Cavonis (Harry Stark) previously appeared as different characters in season two's Little Angels of the Night (1978), season three's Counterfeit Angels (1979), and season four's Angels on Campus (1979).
The license plate that Kelly reads off the cowboy's car following her to the restaurant is 247 PCE. This seems to be the movie & TV equivalent of (fictitious) phone numbers which invariably start with 555 area code, because many era TV shows used the exact same license plate, including Falcon Crest.
Kelly Garrett here drives a car with license plate number: 061 UOX.
Tisha Sterling (Mary) previously appeared as a different character in season four's Caged Angel (1979).
Brad Maule (Bartender) previously appeared as a different character in season four's Dancin' Angels (1980).