Her first role in film was in director Martin Kunert's film Campfire Tales.
Girls to their programs, which allowed Oosterhouse the opportunity to work with children.
In 2004, Oosterhouse did an episode of CBS Sunday Morning in New York in which he remodeled correspondent Bill Geist's office with the help of commentator Andy Rooney.
Oosterhouse first gained national fame as a carpenter on the TLC series Trading Spaces and has hosted other home improvement and how-to television shows.
As of 2008, he is the host of three programs on the HGTV Oosterhouse's career as a carpenter began at the age of 12, when he began learning carpentry as an apprentice to his neighbor, a carpenter.
Smart has also guest-starred on television show Felicity (1999–2001) and starred on Smith (2006).
After appearing in the video for The Lemonheads' It's About Time in 1993, Smart's first film role was in director Martin Kunert's film Campfire Tales, followed by a small role as Queenie in the 1996 rendition of John Updike's short story, "A&P".
In 2003, Oosterhouse joined TLC's series Trading Spaces in its fourth season.
In that same year, TLC also added the spin-offs Trading Spaces: Family and Trading Spaces: Boys V.
In Fall 2007, Oosterhouse began two new shows, Carter Can, a home improvement show premiering on October 4 on HGTV, and The Inside Job, a behind-the-scenes view of Carter Can, which will offer homeowners take away information, on the DIY Network.