Born and raised in Birmingham, Alabama, Tommy Dewey left home to attend Princeton University, where he graduated in 2001 with degrees in Public Policy and Theatre. Upon graduation, Tommy Dewey moved to New York City, where he quickly landed the role of Mike on the daytime drama Guiding Light. Tommy Dewey spent the summer of 2002 training at London's acclaimed Royal Academy of Dramatic Art.
Tommy Dewey has been featured in several New York productions, including a two man show he co-wrote and starred in called Natalie! The show premiered in 2003 at the New York International Fringe Festival and later ran in Los Angeles at the National Comedy Theatre and at The Tamarind.
Upon arrival into Los Angeles, Tommy Dewey landed a role on The WB comedy What I Like About You, as the love interest to Amanda Bynes' character. Shortly thereafter, Tommy Dewey landed the coveted role of Michael Dowling on The WB's The Mountain. Tommy has also been seen in the CBS hit Cold Case and on ABC's Grey's Anatomy and can soon be seen starring opposite Matthew Perry in the soon to be released feature film Seventeen Again.