Grimm Season 1 Episode 4 — Lonelyhearts

After investigating a strange cluster of female deaths and disappearances, Nick sends Monroe undercover to get a whiff of a hypnotic suspect. In the meantime, a stranger shows up looking to avenge the death of his friend at the hands of a Grimm, but he'll have to get past Captain Renard.

Grimm Season 1 Episode 4 (“Lonelyhearts”) is episode 4 of 22 in Season 1 and first aired on November 18, 2011. It runs about 41 minutes. Directed by Michael Waxman. Written by Alan DiFiore and Dan E. Fesman. Guest stars include Patrick Fischler, Bevin Kaye and Tim True. Grimm is a Drama, Mystery and Sci-Fi & Fantasy series from NBC.