Ellis has released many critically acclaimed albums with his groups Vas and Biomusique as well as his solo album Kala Rupa.
His drumming can be heard on more than 150 film, television and video game scores, including 300, Argo, The Matrix Reloaded and Revolutions, Iron Man, Body of Lies, Transformers: Age of Extinction, Downsizing, Salem, Samurai Jack, Far Cry 4 and God of War: Ascension.