Often times we never get to see the people responsible for our favorite cartoon characters. And while many voice actors in turn play multiple roles, none have a resume quite like Phil LaMarr.

Recognized as one of the most prolific voice actors ever, you may recognize LaMarr from the likes of Hermes Conrad in Futurama, the Green Lantern in Justice League, Ollie Williams in Family Guy, and Jack in Samurai Jack. LaMarr is responsible for more than 250 cartoon characters, but the 51-year-old entertainer has also appeared in a number of films and TV shows, including Pulp Fiction and MADtv programming.

Here, you can learn more about the man behind hundreds of influential cartoon characters by simply pressing play above.

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