Stephen wrote and directed his first film Reaper in 1995. It was selected for the Shorts Competition at the Venice Film Festival. In the same year he co-produced the feature film Guiltrip which was also selected for Venice. Stephen set up Temple Films with producer Ed Guiney and wrote and directed his first feature Sweety Barrett (1998) starring Brendan Gleeson, Liam Cunningham and Andy Serkis. It was chosen as an Official Selection at Toronto Film Festival and for Official Competition at San Sebastian.
His second feature was the comedy-horror Boy Eats Girl (2005) which was distributed worldwide. Stephen has also directed three feature documentaries as well as numerous award-winning television programmes and stand-up comedy dvds. After Noble he is scheduled to direct his own screenplay The Unknown Soldier starring Golden Globe nominee Cillian Murphy. He is also writing a comedy feature called The High Five.