Piz was introduced in the third season as a series regular, and was named after the director of the pilot, Mark Piznarski.
The character's role was to have another male friend for Veronica who was middle-class, and not upper-class.
When reading with Bell, Dohring acted the whole scene as if he was the one who raped her, and tried to give the character an evil feel.
Percy Daggs III portrayed Wallace Fennel, Veronica's best friend and frequent partner in mystery solving.
He is wrongfully accused of fellow gang member Thumper's murder and is arrested at graduation.
Tessa Thompson portrayed Jackie Cook in the second season as a romantic interest of Wallace and the daughter of a famous baseball player.Dick was a recurring character in the first season but was upgraded to series regular in the second season.Kyle Gallner acted as Cassidy "Beaver" Casablancas, Dick's introverted younger brother.Mac was a recurring character in the first two seasons but was upgraded to series regular in the third.Julie Gonzalo portrayed Parker Lee, Mac's extroverted roommate at Hearst College, described by Thomas as "everything that Mac is not".