When did Grimm Season 1 Episode 21 air?
Grimm Season 1 Episode 21 aired on May 11, 2012.


Mortal. Danger.
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.

When Juliette stumbles upon a horrifying murder, Nick learns the suspected creature is unable to return to a human form; Hank sees something inexplicable.
Direct answers for episode-level questions and details.
Grimm Season 1 Episode 21 aired on May 11, 2012.
This episode runs for approximately 41 minutes.
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