Promotional Photos for Grimm episode 4.19 "Iron Hans"

NBC has released the official Promo Photos for the Grimm episode 4.19 "Iron Hans"

THE HUNT IS ON AS A WESEN RIGHT OF PASSAGE BECOMES DEADLY - JEFF FAHEY AND NICO EVERS-SWINDELL GUEST STAR

Nick (David Giuntoli) and Hank (Russell Hornsby) are brought in to investigate a homicide they learn is connected to an age-old Wesen rite of passage. Meanwhile, Juliette (Bitsie Tulloch) makes a surprising new ally. Elsewhere, Captain Renard (Sasha Roiz) continues to battle a darkness within, and Nick finds hope for Juliette in the last person he expected - Adalind (Claire Coffee). Silas Weir Mitchell, Reggie Lee, and Bree Turner also star.

GRIMM -- "Iron Hans" Episode 419 -- Pictured: Bitsie Tulloch as Juliette Silverton -- (Photo by: Scott Green/NBC)

GRIMM -- "Iron Hans" Episode 419 -- Pictured: Claire Coffee as Adalind Schade -- (Photo by: Scott Green/NBC)

GRIMM -- "Iron Hans" Episode 419 -- Pictured: (l-r) Sasha Roiz as Captain Sean Renard, David Giuntoli as Nick Burkhardt -- (Photo by: Scott Green/NBC)

GRIMM -- "Iron Hans" Episode 419 -- Pictured: David Giuntoli as Nick Burkhardt -- (Photo by: Scott Green/NBC)

GRIMM -- "Iron Hans" Episode 419 -- Pictured: Sasha Roiz as Captain Sean Renard -- (Photo by: Scott Green/NBC)

GRIMM -- "Iron Hans" Episode 419 -- Pictured: (l-r) Russell Hornsby as Hank Griffin, Silas Weir Mitchell as Monroe, David Giuntoli as Nick Burkhardt -- (Photo by: Scott Green/NBC)