•
Sam Malone (
Ted Danson)—a bartender, bar owner, recovering alcoholic, and ex-baseball player. •
Diane Chambers (
Shelley Long)—a college student and waitress. She is often pretentious, annoys customers with her lengthy speeches, and becomes the butt of their jokes. •
Ernie "Coach" Pantusso (
Nicholas Colasanto)—an aging bartender and retired baseball coach. Coach is vulnerable to other people's exploits, and is a father figureespecially to Sam and Diane. Although he lacks intelligence, he reveals a glimmer of deep wit. •
Carla Tortelli (
Rhea Perlman)—a brassy, divorced waitress. She gives birth to a baby girl and watches her disloyal ex-husband Nick (
Dan Hedaya)
unseen in the first seasonmarry Loretta, an unintelligent blonde. •
Cliff Clavin (
John Ratzenberger)—a mailman. During this season it is revealed that he is Norm's best friend. Cliff constantly makes misleading and trivial references, which others find annoying and excessive. In the first season, Ratzenberger was often credited as a guest star, but he appears in the opening credits of the main cast in this season and thereafter. •
Norm Peterson (
George Wendt)—semi-unemployed accountant who during this season separates from, then reconciles with, his wife, Vera.
Sam and Diane finally pair up, but their relationship is dysfunctional and has problems. They have fulfilling casual sex but seem to have little else in common. They constantly compete with each other, argue, break up, and make up again until they end their
on-again, off-again relationship at the end of the season. ==Episodes==