Brett Mullen was born in 1985 in Hornell, New York, to Laura Mullen (Coleman), a horse show manager and event planner, and John Mullen, a floor covering specialist. Brett spent his younger years in Hammondsport, New York and later in Orlando, Florida, where he obtained a degree in Computer Science at Full Sail University and education at The New York Film Academy. In 2008 Mullen relocated to North Carolina to pursue his career.