He was told the writers had no plans for developing his character, due to his being a last minute addition to an already large cast of actors.

Snell subsequently appeared in almost every episode, with his character garnering a sizable following amongst fans of the show.

Snell co-starred in the Hallmark TV movie Desolation Canyon (2006) with his fellow Shield cast member Kenny Johnson.

In recent years, he guest starred on Hawthorne, Numb3rs, Lie to Me, Sons of Anarchy, Last Resort, Criminal Minds, Leverage, and Silicon Valley.

He also had speaking roles in a number of video games including Need for Speed: Undercover and Call of Duty 2 Big Red One.