Watch Attack on Titan season 1 episode 20 online. The complete guide by MSN. Click here and start watching the full episode in seconds. Watch Attack on Titan Episode 20 Online at Anime-Planet. The Female Titan has been captured, and it's Erwin's goal to find out who the human is lurking inside. Attack on Titan Season 1 Episode 20 English Dubbed • Aniprop. This article is about the 20th episode of the Attack on Titan anime. For the character of the same name, see Erwin Smith (Anime). Erwin Smith: The 57th Exterior. Watch and download Attack on Titan / Shingeki no Kyojin Season 1 Episode 20 Subbed in High Quality. The Female Titan has been captured, and it's Erwin's goal to find out who the human is lurking inside it. Meanwhile, the Scouts realize that the reason Levi told . Shingeki no Kyojin (Attack on Titan) Episode Watch on animelon - Centuries ago, mankind was slaughtered to near extinction by monstrous humanoid.