Abbott Elementary season 5 cast guide opens with seven series regulars led by Quinta Brunson as Janine Teagues — plus headline recurring addition Luke Tennie as Dominic Clark debuting in the ABC premiere episode Team Building.

Brunson anchors all 22 episodes as second-grade teacher Janine Teagues while serving as creator and showrunner. Season 5 follows her Fashion Club pitch, 30th birthday, and leadership during the mall-school relocation arc.

Tyler James Williams returns as Gregory Eddie — Janine partner who directs the winter musical and episode ten Mall Part 2. Chris Perfetti as Jacob Hill and Lisa Ann Walter as Melissa Schemmenti round out the teaching staff.

Janelle James returns as Principal Ava Coleman — tone-deaf but devoted leader dating IT worker O'Shon. Matthew Law recurs as O'Shon; Ava headlines the Phillies outing and season finale pair Ava and Fest.

Sheryl Lee Ralph as Barbara Howard mentors new teacher Dominic Clark played by Luke Tennie. William Stanford Davis as Mr. Johnson pairs with Khandi Alexander recurring as custodian Miss Carroll mid-season.