iZombie: Ultimate Spider-Man's Steven Weber Guest Stars in "Mr. Berserk" on May 19

The CW has released the official synopsis for "Mr. Berserk," the upcoming tenth episode of iZombie, which will air on May 19 following the season finale of The Flash.

The episode guest stars Steven Weber of Wings, Falling Skies and Ultimate Spider-Man fame, who seems to be positioned as a potentially recurring villain.

You can check it out below.

"Mr. Berserk" — (9:00-10:00 p.m. ET) (Content Rating TBD) (HDTV)

STEVEN WEBER ("MURDER IN THE FIRST" "CHASING LIFE") GUEST STARS — Liv (Rose McIver) and Clive (Malcolm Goodwin) investigate the murder of a journalist working on a story linking psychotic episodes in a small number of consumers to the energy drink Max Rager. Liv goes straight to the top at Max Rager HQ and questions the man in charge, Vaughn Du Clark (guest star Steven Weber). Meanwhile, Ravi (Rahul Kohli) tries to help Major (Robert Buckley) who continues to believe he's going crazy. David Anders also stars. Jason Bloom directed the episode written by Deirdre Mangan & Graham Norris (#110). Original airdate 5/19/2015.