Nick and Hank suspect zombies when they investigate people who have died more than once on Grimm. "The Walking Dead" is the 21st episode of the show's second season.
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Hank and Nick are on the trail of a Wesen killer on Grimm. "Nameless" is the 16th episode of the show's second season.
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Nick and Hank stumble across a Wesen that feeds off its victim's tears on Grimm. "Mr. Sandman" is the 15th episode of the show's second season.
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Hank has a new view on a case because of his knowledge of the Wesen world on Grimm. "To Protect and Serve Man" is the 11th episode of the show's second season.
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Hank and Nick are on the move as they investigate a gruesome murder on Grimm. "The Bottle Imp" is the seventh episode of the show's second season.
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Nick and Hank rescue a missing in girl in trouble on Grimm. "Bad Moon Rising" is the third episode of the show's second season.
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Nick and Hank are taken into the woods to solve a case on this episode of Grimm. It's titled "Let Down Your Hair."
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Hank Griffin is a homicide detective in NBC's Grimm.
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Grimm Quotes

So, thanks, Mom, for being dead when I needed you the most.

Adalind

It almost sounds like Jack the Ripper was a Grimm, only he left their heads on.

Hank