Season 4
September 1, 2021
Season 4 of A.P. Bio continues the show's evolution into a high-energy, absurdist ensemble comedy. Released on Peacock, it focuses on Jack Griffin finally embracing his role as a chaotic mentor to his students while navigating his own unresolved family trauma.
8 Episodes
Episodes
Tornado!
September 2, 2021
A tornado puts the school on lockdown. The kids write fan fiction about faculty members.
Sweatpants
September 2, 2021
Jack has the students form a fake cult to sabotage Principal Durbin's new school uniforms.
An Oath to Rusty
September 2, 2021
Jack attempts to get closer with the guys at work. Helen helps Principal Durbin grow a backbone.
Tons of Rue
September 2, 2021
Jack tries to expose his allegedly reformed deadbeat dad. A witch shakes up the Whitlock High staff.
The Perfect Date From Hell
September 2, 2021
Jack finds out he's his girlfriend's therapy homework. Principal Durbin goes undercover.
Love, for Lack of a Better Term
September 2, 2021
Victor sends Ashlanda a risqué photo. Grace and Anthony try to set up Mary and Principal Durbin.
Malachi
September 2, 2021
A jealous Jack crashes his girlfriend's dinner with a male friend. Helen rebounds after a breakup.
The Harvard Pen
September 2, 2021
Jack's students steal his Harvard pen. Principal Durbin fails the superintendent's inspection.
