Season 4, Episode 20 Something's Rotten in Redmund

First Aired: April 5, 2012

A well-liked English teacher's homicide is investigated. Meanwhile, Rigsby becomes a father; and Cho tries to keep Lisbon from uncovering his relationship with Summer.

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Guest Cast

Jennifer Echols Principal's Secretary
David DeLuise Mr. Ed Loeland
Vincent Martella Martin Klubock
Matt McCoy Principal Snyder
Emily Bergl Ms. Marina Austin