The Mentalist tapped 24 alumna Mary Lynn Rajskub for a guest starring role, TV Line reports.
The actress will guest star as a rehab patient whose roommate is murdered in a January episode of the CBS procedural.
The Mentalist tapped 24 alumna Mary Lynn Rajskub for a guest starring role, TV Line reports.
The actress will guest star as a rehab patient whose roommate is murdered in a January episode of the CBS procedural.