Listen to Justice League Unlimited - Theme from the Warner Bros. Animated Series online. Justice League Unlimited - Theme from the Warner Bros. Animated Series is an English language song and is sung by Dominik Hauser. Justice League Unlimited - Theme from the Warner Bros. Animated Series, from the album Justice League Unlimited - Theme from the Warner Bros. Animated Series, was released in the year 2012. The duration of the song is 1:01. Download English songs online from JioSaavn.