Grimm S4, E5

A homicide detective discovers he is a descendant of hunters who fight supernatural forces.

Cast:David Giuntoli , Russell Hornsby , Silas Weir Mitchell , Sasha Roiz , Reggie Lee , Elizabeth Tulloch , Bree Turner , Claire Coffee , Robert Blanche , Damien Puckler , Jacqueline Toboni , Danny Bruno , Christian Lagadec , Alexis Denisof , Hannah R. Loyd , Anne Leighton , Philip Anthony-Rodriguez , Sharon Sachs