Frances Flanagan

When Margaret is disappointed that no one but Todd can attend her family Thanksgiving dinner, Todd tries to convince his brother to come home; Margaret's family inadvertently helps her crack a case involving an injured bank teller and robbery.

As they attempt to adjust to the Jump Street program, Officers Rocky and Garrett go undercover in a high school to flush out its biggest drug dealer.

Simon's mother asks Alec to help stop a suicide contagion on campus, and Alec asks Marisa to help with the case. Phoebe struggles with her next career move.

Panic ensues after Archie and the gang learn that Mrs. Thornton is accused of being a Communist; Cheryl's father forces her to out gay students at Riverdale High or risk losing power over the Vixens.