Where To Stream Grimm Season 4 Episode 20
You Don't Know Jack
- Aired May 1, 2015
- 60 Min
- Rated 6.2
- Number 117 Of 123 Rated Episodes
String of homicides have the press asking Captain Renard if a Jack the Ripper copycat has arrived in Portland. While dealing with the investigation, Nick, Hank, Monroe and Wu deal with a situation they never expected. Meanwhile, Adalind and Rosalee must work together on a last ditch attempt to fix Juliette's condition. Elsewhere, Juliette decides to help her new ally even if it means hurting those around her.