Young Justice

Season 3 Episode 21: Unknown Factors

Dick Grayson and Jefferson go after Gretchen Goode -- and they encounter the ominous Overlord.

Genre:

Animation, Sci-Fi & Fantasy, Action & Adventure

Seasons:

4

Episodes:

98

Actor:

Jesse McCartney, Khary Payton, Nolan North

Quality:

HD

Status:

Canceled

First Air:

2010

IMDb:

8.4