A.P. Bio An Oath to Rusty (Season 4, Episode 3)
TV-14
TV Episode | 25 min | Comedy

A.P. Bio

An Oath to Rusty (Season 4, Episode 3)

TV-14

TV Episode | 25 min | Comedy

Jack attempts to get closer with the guys at work by inviting them over for a game night; Helen helps Principal Durbin grow a backbone; Stef and Mary try to coax information out of Michelle about the court case she was a juror on.

Director

Katie Locke O'Brien

Writers

Michael Patrick O'Brien (created by) (as Mike O'Brien) | Shelly Gossman (written by) | Brendan Jennings (executive story editor) | Clayton English (story editor) & 2 more

See all filmmakers & crew (80)

Edit Released

Updated Sep 2, 2021

Release date

Sep 2, 2021 (United States)

Awards

Series awards

1 nomination

Contacts

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Cast	+ Add Cast
23 cast members

Name	Known for
Glenn Howerton Jack Griffin Jack Griffin See fewer	It's Always Sunny in Philadelphia (2005)
Lyric Lewis Stef Duncan Stef Duncan See fewer	Waffles + Mochi (2021)
Mary Sohn Mary Wagner Mary Wagner See fewer	The Boss (2016)
Jean Villepique Michelle Jones Michelle Jones See fewer	I Love You, Man (2009)
Paula Pell Helen Henry Demarcus Helen Henry Demarcus See fewer	Saturday Night Live (1975)
Patton Oswalt Principal Ralph Durbin Principal Ralph Durbin See fewer	Young Adult (2011)
Aparna Brielle Sarika Sarika See fewer	FUBAR (2023)
Nick Peine Marcus Marcus See fewer	A.P. Bio (2018)
Spence Moore II Dan Decker Dan Decker See fewer	Creed III (2023)
Allisyn Snyder Heather Heather See fewer	Astrid Clover (2014)
Jacob Houston Victor Victor See fewer	Yellowjackets (2021)
Eddie Leavy Anthony Anthony See fewer	A.P. Bio (2018)
Sari Arambulo Grace Grace See fewer	A.P. Bio (2018)
Ron Funches Hans Hans See fewer	Trolls (2016)
Marisa Baram Marissa Marissa See fewer	A.P. Bio (2018)
Charlie McCrackin Coach Coach See fewer	A.P. Bio (2018)
Jaime Moyer Joyce Joyce See fewer	Bob's Burgers (2011)
Brendan Jennings Dale Dale See fewer	A.P. Bio (2018)
Miguel Lee Eduardo (as Miguel Chavez) Eduardo (as Miguel Chavez) See fewer	A.P. Bio (2018)
David Neher Dave Dave See fewer	Funny or Die Presents... (2007)
Jacob Timothy Manown Caleb Caleb See fewer	Walk of Shame (2014)
Allison Bills Trudy Trudy See fewer	Silicon Valley (2014)
Yuyao Deng Yuyao Yuyao See fewer	A.P. Bio (2018)