| Description | Name | Played By |
| He's a lawyer who is forced back to school when his original degree is found lacking. | |
| The main character created the Spanish study group as a way to woo this opinionated student. | |
| He makes constant pop culture references, helpful as he wants to make movies. Speaks in a monotone. | |
| An overachiever in high school, a pill addiction and nervous breakdown led her to Greendale. | |
| He's gone back to school after a lifetime of running a moist towelette empire. | |
| He's a fairly dim former football star who wound up at Greendale after an injury. | |
| She's a recently divorced mother of two who likes gossip and baking. | |
| He's a Spanish professor who often berates students in class. Rides a scooter. | |
| He's the Dean of Greendale Community College. Bald and sexually ambiguous. | |
| This often shirtless hippie dated two members of the study group before transfering to a school in Delaware to play hackey sack. | |
| This member of an alternate study group is best known by a nickname referencing his unusual facial hair | |
| She's a statistics professor who has dated the main character. | |