"Mike Pniewski as Mr. Giamatti, the school Shop teacher."

"Tim Meadows as Principal Ron Duvall, the Principal of Northshore High who has had experience with the Plastics group …"

"Diego Boneta as Tyler Adams, a popular Soccer player and Mandi's stepbrother who later dates Jo."

"Rhoda Griffis as Ilene Hanover, the wealthy mother of Abby and wife of Sidney Hanover."

"Patrick Johnson as Nick "Big Z" Zimmer, Mandi's boyfriend and a former friend of Tyler."

"Colin Dennard as Elliott Gold, a nerdy boy obsessed with technology who is attracted to Abby."

"Nicole Gale Anderson as Hope Plotkin, a hypochondriac who has a strong fear of germs and illness and Mandi's right-ha…"

"Claire Holt as Chastity Meyer, a ditzy girl who has multiple boyfriends and a "raging libido"."

"Linden Ashby as Rod Mitchell, Jo's father and a mechanic."

"Bethany Anne Lind as Quinn Shinn, a timid wannabe who is on the School Newspaper team."