Season 4
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.
Episodes
Tornado!
A tornado puts the school on lockdown. The kids write fan fiction about faculty members.
Sweatpants
Jack has the students form a fake cult to sabotage Principal Durbin's new school uniforms.
An Oath to Rusty
Jack attempts to get closer with the guys at work. Helen helps Principal Durbin grow a backbone.
Tons of Rue
Jack tries to expose his allegedly reformed deadbeat dad. A witch shakes up the Whitlock High staff.
The Perfect Date From Hell
Jack finds out he's his girlfriend's therapy homework. Principal Durbin goes undercover.
Love, for Lack of a Better Term
Victor sends Ashlanda a risqué photo. Grace and Anthony try to set up Mary and Principal Durbin.
Malachi
A jealous Jack crashes his girlfriend's dinner with a male friend. Helen rebounds after a breakup.
The Harvard Pen
Jack's students steal his Harvard pen. Principal Durbin fails the superintendent's inspection.