He is most well known for his role as staff writer on Desperate Housewives. He worked as part of the production staff of several television series including Law & Order: Special Victims Unit, Editor (television series), and Medium (television series). In 2008, Bullock became the assistant to Marc Cherry, creator of Desperate Housewives, and eventually joined the writing staff of the series.
He has also written for Lifetime"s Devious Maids and served as Associate Producer of Syfy"s Defiance (television series).
In 2011, he served as music supervisor for the drama feature Two Shadows.