Principal John Glascott (34 episodes, 2019-2020)
Coach Rick Mellor (34 episodes, 2019-2020)
Lainey Lewis (34 episodes, 2019-2020)
C.B. (33 episodes, 2019-2020)
Wilma Howell (20 episodes, 2019-2020)
Coop / Coop Dugan (18 episodes, 2019-2020)
Johnny Atkins (18 episodes, 2019-2020)
Tom Scott / Tom (16 episodes, 2019-2020)
Roxborough Ronnie (16 episodes, 2019-2020)
Ed / Ed Morris (14 episodes, 2019-2020)
Liz Flemming (12 episodes, 2019-2020)
Weasel (12 episodes, 2019-2020)
Aaron / Aaron Ruben / Aaron Rubin (11 episodes, 2019-2020)
Julie (10 episodes, 2019-2020)
Jessica (10 episodes, 2019-2020)
Becky (10 episodes, 2019-2020)
Earl Ball (9 episodes, 2019-2020)
Felicia (7 episodes, 2019-2020)
Bobby Maloney (7 episodes, 2019-2020)
Mr. Thomas / Teacher / WPA Teacher Mr. Thomas (1 episode, 2019)
Barry Goldberg (6 episodes, 2019-2020)
Marni (6 episodes, 2019-2020)
Veronica (6 episodes, 2019-2020)
Mr. Crosby (5 episodes, 2019)
Alex Piper (5 episodes, 2019-2020)
Susan Cinoman (5 episodes, 2019)
Alec Raday (5 episodes, 2019-2020)
Toby Murphy (5 episodes, 2019-2020)
Erica Goldberg (4 episodes, 2019)
Mr. Granger (4 episodes, 2019)
Teacher (2 episodes, 2019)
Reza Alavi (3 episodes, 2019-2020)
Harriet / Harriet Jones (3 episodes, 2019-2020)
Gabe / Gabe Levy (3 episodes, 2019)
Self (3 episodes, 2019)
Rick Mellor (3 episodes, 2019)
Beverly Goldberg (2 episodes, 2019)
Paloma (2 episodes, 2020)
Carla (2 episodes, 2019)
Rubén Amaro Jr. (2 episodes, 2019)
Gina Rivera (2 episodes, 2019-2020)
Dan Morse (2 episodes, 2019)
Debra (2 episodes, 2019)
Anna (2 episodes, 2019-2020)
Martha (2 episodes, 2020)
Lana (2 episodes, 2019-2020)
Benji (2 episodes, 2019)
Ellen (2 episodes, 2019)
Parent #1 / Roger (2 episodes, 2019)
Dale (2 episodes, 2019)
Brenda / Parent #3 (2 episodes, 2019)
Susan Cinoman (2 episodes, 2019)
Liz Flemming / Self (2 episodes, 2019)
Randy Granger / Self (2 episodes, 2019)
John Dover / Self (2 episodes, 2019)
Bill Lewis (1 episode, 2019)
Evy Silver (1 episode, 2019)
Geoff Schwartz (1 episode, 2019)
Boyz II Men (1 episode, 2019)
John Calabasas (1 episode, 2020)
Dr. Ness (1 episode, 2019)
Ms. Taraborelli (1 episode, 2019)
Colonel Welch (1 episode, 2019)
Deb Lewis (1 episode, 2020)
Greg (1 episode, 2020)
Matt Ryan (1 episode, 2019)
Dr. Katman (1 episode, 2019)
Alan Buccholz (1 episode, 2019)
Mr. Mattis (1 episode, 2019)
Nick Mellor (1 episode, 2019)
Leslie (1 episode, 2020)
Robert Picardo (1 episode, 2019)
Dave Kim (1 episode, 2019)
Andre (1 episode, 2019)
Nathan (1 episode, 2019)
Howard Kremer (1 episode, 2019)
Math Proctor (1 episode, 2019)
Don (1 episode, 2019)
Mr. Scudamore (1 episode, 2019)
Sanjeev (1 episode, 2019)
Mathlete #1 (1 episode, 2019)
Dennis (1 episode, 2019)
Dawn (1 episode, 2020)
Fishtown Frankie (1 episode, 2020)
Host (1 episode, 2020)
Mathlete #2 (1 episode, 2019)
Judge (1 episode, 2019)
Daniel Rivera (1 episode, 2019)
Jordan (1 episode, 2019)
Caroline Dillon (1 episode, 2020)
Claudia (1 episode, 2020)
Germantown Coach (1 episode, 2020)
Andy Cogan (1 episode, 2019)
Fireman (1 episode, 2019)
Mathlete #3 (1 episode, 2019)
Kid #1 (1 episode, 2019)
Dad (1 episode, 2019)
Tory Olshansky (1 episode, 2019)
Ethel (1 episode, 2020)
Danielle (1 episode, 2020)
'Naked' Rob Smith (1 episode, 2019)
Rosa Muñoz (1 episode, 2019)
Producer (1 episode, 2019)
Sarah (1 episode, 2019)
Mathlete #4 (1 episode, 2019)
Petra (1 episode, 2019)
Pilgrim (1 episode, 2019)
Hungry Woman (1 episode, 2020)
Sungyoon (1 episode, 2020)
Matt Bradley (1 episode, 2019)
Patrick (1 episode, 2019)
Samantha (1 episode, 2019)
Karl (1 episode, 2019)
Marcus (1 episode, 2019)
Native American (1 episode, 2019)
Self (1 episode, 2019)
Obi-Shawn (1 episode, 2019)
Griff (1 episode, 2019)
Ian Doyle (1 episode, 2019)
John Kittredge (1 episode, 2019)
Concerned Aunt (1 episode, 2020)
Otis (1 episode, 2020)
Doctor (1 episode, 2019)
Peter (1 episode, 2019)
Proctor (1 episode, 2019)
Referee (1 episode, 2019)
Mike (1 episode, 2019)
Slam Poetry Host (1 episode, 2020)
Henry (1 episode, 2019)
Big Larry (1 episode, 2019)
Rob Borton (1 episode, 2019)
Jonathan (1 episode, 2019)
Grace (1 episode, 2019)
Boss (1 episode, 2019)
Trivia Host (1 episode, 2019)
Beefy Linebacker (1 episode, 2019)
Mr. Moviefone (1 episode, 2019)
Germantown Linebacker (1 episode, 2019)
Earl Ball (1 episode, 2019)
Adult Adam (1 episode, 2019)
Wrestler (1 episode, 2019)
Teacher with Tuna (1 episode, 2019)
Gigi Winston (unknown episodes)
D Spink (unknown episodes)
Burner (unknown episodes)
WPA Student (uncredited) (13 episodes, 2019)
Parent (uncredited) (2 episodes, 2019)
Faculty / Luke / Parent (uncredited) (2 episodes, 2019)
Baby Back Ribs Singer (uncredited) (1 episode, 2019)
Reed (uncredited) (1 episode, 2019)
Student (uncredited) (1 episode, 2019)
Acapella Singer (uncredited) (1 episode, 2019)
Flag Football Alumni Nerd (uncredited) (1 episode, 2019)
High School Basketball Player (uncredited) (1 episode, 2019)
Quakers Dozen (uncredited) (1 episode, 2019)
Football Player (uncredited) (1 episode, 2019)
WPA Student / Wrestler (uncredited) (1 episode, 2019)
Stormtrooper(501st) (uncredited) (1 episode, 2019)
Wiliam Penn Student (uncredited) (1 episode, 2019)
Alison (uncredited) (1 episode, 2019)
Coach mellor football family (uncredited) (1 episode, 2020)
Swing Dancer (uncredited) (1 episode, 2020)
Mr. Heggy (uncredited) (1 episode, 2020)
Misty (uncredited) (1 episode, 2020)
Varsity Guy (uncredited) (1 episode, 2020)
Restaurant Patron (uncredited) (1 episode, 2020)