Theodore Borders began acting at the tender age of nine. Borders's early acting career was mostly founded on his roles in various television comedies, such as "Step by Step" (CBS, 1991-98), "Sister, Sister" (WB, 1993-99) and "Flash Forward" (Disney, 1996-97). At the time, he also appeared in movies like the action movie "Beverly Hills Cop III" (1994) with Eddie Murphy. In the nineties and the early 2000s, he shifted his entertainment career towards more dramatic roles, appearing on "Nothing Sacred" (ABC, 1997-98) and "CSI: Crime Scene Investigation" (CBS, 2000-2015). Borders continued to exercise his talent in the early 2000s, taking on a mix of projects like "Home Room" with Busy Philipps (2003), "Bones" (Fox, 2005-) and "John Tucker Must Die" (2006) starring Jesse Metcalfe. His credits also expanded to "Something New" (2006). Most recently, Borders worked on the Seth Rogen blockbuster romantic comedy "Knocked Up" (2007).