A.P. Bio Wiki
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Season 4 of A.P. Bio debuted on Peacock on September 2, 2021. It will also be the second season to premiere on Peacock.

Episodes[]

No.overall No. in

season

Title Directed by Written by Original air date Production code
35 1 Tornado! Katie Locke O'Brien Mike O'Brien September 2, 2021 401
36 2 "Sweatpants" Katie Locke O'Brien Rob Klein September 2, 2021 402
37 3 An Oath to Rusty Katie Locke O'Brien Shelly Grossman September 2, 2021 403
38 4 Tons of Rue Katie Locke O'Brien John Blickstead & Trey Kollmer September 2, 2021 404
39 5 The Perfect Date from Hell Oz Rodriguez David Neher & Charlie McCrackin September 2, 2021 405
40 6 Love, for Lack of a Better Term Heath Cullens Jess Lacher September 2, 2021 406
41 7 Malachi Heath Cullens Debbie Jhoon & Michael J. Feldman September 2, 2021 407
42 8 The Harvard Pen Oz Rodriguez Teleplay by : Clayton English & Hadiyah Robinson
Story by : Brendan Jennings
September 2, 2021 408
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