Promotional Photos for Grimm episode 4.17 "Hibernaculum"

NBC has released the official Promo Photos for the Grimm episode 4.17 "Hibernaculum"

GRIMM -- "Hibernaculum" Episode 417 -- Pictured: Reggie Lee as Sgt. Wu -- (Photo by: Scott Green/NBC)

GRIMM -- "Hibernaculum" Episode 417 -- Pictured: (l-r) David Giuntoli as Nick Burkhardt, Russell Hornsby as Hank Griffin -- (Photo by: Scott Green/NBC)

GRIMM -- "Hibernaculum" Episode 417 -- Pictured: Silas Weir Mitchell as Monroe -- (Photo by: Scott Green/NBC)

GRIMM -- "Hibernaculum" Episode 417 -- Pictured: Silas Weir Mitchell as Monroe -- (Photo by: Scott Green/NBC)

GRIMM -- "Hibernaculum" Episode 417 -- Pictured: Matt Keeslar as Sven Gunderson -- (Photo by: Scott Green/NBC)

GRIMM -- "Hibernaculum" Episode 417 -- Pictured: (l-r) David Giuntoli as Nick Burkhardt, Russell Hornsby as Hank Griffin, Silas Weir Mitchell as Monroe, Reggie Lee as Sgt. Wu -- (Photo by: Scott Green/NBC)

GRIMM -- "Hibernaculum" Episode 417 -- Pictured: (l-r) David Giuntoli as Nick Burkhardt, Russell Hornsby as Hank Griffin, Reggie Lee as Sgt. Wu, Silas Weir Mitchell as Monroe -- (Photo by: Scott Green/NBC)

GRIMM -- "Hibernaculum" Episode 417 -- Pictured: Reggie Lee as Sgt. Wu -- (Photo by: Scott Green/NBC)

GRIMM -- "Hibernaculum" Episode 417 -- Pictured: (l-r) Russell Hornsby as Hank Griffin, David Giuntoli as Nick Burkhardt, Reggie Lee as Sgt. Wu, Silas Weir Mitchell as Monroe -- (Photo by: Scott Green/NBC)

Grimm 4.17 "Hibernaculum" airs Friday, April 10th at 8/7c on NBC.

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