AFTER FINALLY IDENTIFYING THE CULPRIT OF THE BUS CRASH, VERONICA ENDS UP PUTTING HERSELF IN GRAVE DANGER, ON THE SEASON FINALE OF "VERONICA MARS," TUESDAY, MAY 9 ON UPN

Steve Guttenberg ("The Poseidon Adventure") Returns As Mayor Woody Goodman; Tina Majorino ("Napoleon Dynamite") Returns As Veronica's Classmate Mac; Harry Hamlin ("L.A. Law") and Charisma Carpenter ("Angel") Also Return

"Not Pictured" -- After learning the identity of the perpetrator responsible for the bus crash, Veronica hurries to warn others, but ends up putting herself in an extremely perilous situation, on the season finale of VERONICA MARS, Tuesday, May 9 (9:00-10:00 PM, ET/PT) on UPN. John Kretchmer directed the episode from a script written by series' creator and Executive Producer Rob Thomas, and John Enbom.

Meanwhile, Keith enlists Veronica's help in his ongoing investigation of Woody (guest star Steve Guttenberg) and asks her go undercover to get some vital information from Woody's lawyer. Later, when graduation day finally comes around, Neptune seniors celebrate at a huge party at the Neptune Grand.

Veronica Mars: Kristen Bell
Keith Mars: Enrico Colantoni
Wallace Fennel: Percy Daggs III
Logan Echolls: Jason Dohring
Eli "Weevil" Navarro: Francis Capra
Mac: Tina Majorino
Jackie Cook: Tessa Thompson
Cassidy "Beaver" Casablancas: Kyle Gallner
Aaron Echolls: Harry Hamlin
Woody Goodman: Steve Guttenberg
Kendall Casablancas: Charisma Carpenter
Gia Goodman: Krysten Ritter
Lilly Kane: Amanda Seyfried
Lianne Mars: Corinne Bohrer
Van Clemmons: Duane Daniels
Alicia Fennel: Erica Gimpel
Vinnie Van Lowe: Ken Marino
Clarence Weidman: Christopher B. Duncan
Curly Moran: Adam Bitterman
Peter Ferrer: Luke Fryden
Marcos Oliveres: Jeremy Ray Valdez
Corny: Jonathan Chesner
Sheriff Lamb: Michael Muhney
Kim: Glenda Redfield
Johnny Ludden: Scott Knight
Shawna: Shontae Saldana
Lawyer: Michael Crider
Desk Clerk: Rebecca Rhae Larsen
Pilot: David Cooper
Young Veronica: Carsyn Spencer
Assistant: Jennifer Austin
Reporter: Graham Sterling

RATING: To Be Announced