He started acting when he was 11 years old after seeing some of his friends going to auditions. At 12 years old, Baker landed his first big break with the starring role of "Mowgli" in Walt Disney's Jungle Book: Mowgli's Story. He also starred alongside Jessica Alba in the 1999 film P.U.N.K.S. Baker was invited to the 2007 Disney Channel Games after Zac Efron dropped out.
Brandon made a brief return to the spotlight in 2019 when he guest starred on Christy's Kitchen Throwbacks, a web channel hosted by fellow former Disney Channel actor Christy Carlson Romano.
Post-acting career
In 2015, Baker lost his passion for acting and retired from the industry.[1][4] He moved to Boulder, Colorado in 2017. In 2019, he became a wedding officiant at wedding planning company Simply Eloped.[1][5][6] Baker is also a member of the band The Cheeks.[7]