The Mentalist - Season 4 - Eps 20: Something's Rotten in Redmund
Jane and the CBI try to determine who would have reason to kill a popular English teacher, and Rigsby nervously awaits a special delivery.
About The Mentalist

Title: The Mentalist
First Air Date: 2008-09-23
Last Air Date: 2015-02-18
Status: Ended
Rating: 8.369/10 (from 3866 votes)
Language: EN
Seasons: 8
Total Episodes: 151
Network: CBS
Genres: Crime, Drama, Mystery
Production Companies: Warner Bros. Television, Primrose Hill Productions
Synopsis
Patrick Jane, a former celebrity psychic medium, uses his razor sharp skills of observation and expertise at "reading" people to solve serious crimes with the California Bureau of Investigation.
Cast

Simon Baker
Patrick Jane

Robin Tunney
Teresa Lisbon

Tim Kang
Kimball Cho

Rockmond Dunbar
Dennis Abbott

Joe Adler
Jason Wylie

Josie Loren
Michelle Vega