Christopher Titus, the former star of the Fox series Titus, will appear in Rizzoli & Isles.
Titus will take on the role of a charismatic private investigator.
Titus's alter ego, Jerry Jankowski, is out to snoop on a cheating husband when he gets caught up in a homicide investigation, Web Series Channel reports.
The 49-year-old's guest spot is set to air sometime in 2015 during the show's fifth season.
Titus's most recent credits include Bad Parents and CSI: Miami.
Watch a video clip of Titus below: