Stephenson made his narrative feature debut with Girlfriend’s Day, starring Bob Odenkirk.

[5] Stephenson's career in the entertainment industry started at the age of 8 when he was discovered by a talent agent while acting in his school's rendition of Peter Pan.

ABC's Nightline ran a segment on Troll 2 and Best Worst Movie in May 2010, including interviews with Hardy and Stephenson.

Stephenson is also the Executive Producer of Zero Charisma, a comedy directed by Katie Graham and editor Andrew Matthews.

[11] In 2017, Stephenson made his narrative feature debut with the dark comedy Girlfriend's Day, starring Bob Odenkirk.