Special Guest Stars Dermot Mulroney as Sean Pierce Steve Kazee as Gus Pfender Guest Stars Alan Rosenberg as Clyde Youens Jaylen Barron as Dominique Winslow Peter Macon as Luther Winslow José Julián as Joaquin Jenica Bergere as Lisa Will Sasso as Yanis Mike Hagerty as Ron Brent Jennings as Principal Monroe Lee Stark as Lisa Co Starring Brenden Sims as Liam Gallagher Chris Stills as Chris Victor Onuigbo as Nick David Joyner as Tod Penny Peyser as Lois Coyle Alexis DeLaRosa as Jorge Celeste Den as Clinic Clerk Angeliki Giannakopoulos as Greek Lady Kattia Ortiz as Juanita Marissa McLaughlin as Girl in Wheelchair Andrew Asper as Jason Isabella Blake-Thomas as Pregnant Teen