Grimm - Season 3 - Eps 16: The Show Must Go On
A double homicide leads Nick and Hank to a traveling carnival where the performers are not what they seem. To get a better understanding of what's going on behind the scenes Monroe and Rosalee go undercover. On the wedding front, Monroe has a really important question for Nick. In Austria, an invaluable member of the Resistance makes the ultimate sacrifice to help Adalind.
About Grimm

Title: Grimm
First Air Date: 2011-10-28
Last Air Date: 2017-03-31
Status: Ended
Rating: 8.264/10 (from 3299 votes)
Language: EN
Seasons: 7
Total Episodes: 122
Network: NBC
Genres: Drama, Mystery, Sci-Fi & Fantasy
Production Companies: Universal Television, Hazy Mills Productions, Universal Media Studios
Synopsis
After Portland homicide detective Nick Burkhardt discovers he's descended from an elite line of criminal profilers known as "Grimms," he increasingly finds his responsibilities as a detective at odds with his new responsibilities as a Grimm.
Cast

David Giuntoli
Nick Burkhardt

Silas Weir Mitchell
Monroe

Russell Hornsby
Hank Griffin

Sasha Roiz
Sean Renard

Reggie Lee
Drew Wu

Bree Turner
Rosalee Calvert

Claire Coffee
Adalind Schade

Elizabeth Tulloch
Eve