Brandon Dean (Tecklenburg) was born in Clearwater, Florida. Graduated from Tarpon Springs High School (Tarpon Springs, Florida). Started on the baseball team as an outfielder all four years and holds the record for games played in a season and career. Started at Wide Receiver and Punt Returner on the High School football team and was selected on the All-Academic Football Team for Pinellas County. School name was the 'Spongers', which was ranked as the worst high school nickname in the country. Brandon was named Mr. Sponger in his senior year and participated as a writer and editor for the high school newspaper the "Serif" and performed in on stage skits and lip sync contests. Attended college at Barry University in Miami, Florida on a Baseball Scholarship and got a degree in Broadcast Communications and a Fine Arts Minor in Theatre. First stage audition was for Demetrius and Lysander in Shakespeare's A Midsummer Nights' Dream, but was cast as Theseus. Performed in over a dozen plays before making his screen debut. Starting outfielder all four years and holds records for games played and sacrifice bunts in a season and career, and in his senior year in college, the Barry baseball team went to the College World Series and lost the Regional Championship game to the University of Tampa. Attended over a half dozen professional baseball tryouts. Played in only two professional baseball games during a double header for the Huntington Rail Kings in the now defunct Heartland Independent League. Then went to the Double A Chicago Cubs in Jackson, Tennessee and then the San Francisco Giants Triple A team in Fresno, California. Came back home to Florida, packed all his belongings and drove across the country to Manhattan Beach, California. Now resides in Playa Del Rey, California. In 2005, got his first lead role in a 35mm full length feature film, Zombie Nation, and has been a principal in over 60 national and regional commercials since November of 2004.

Got his first lead role in a feature film by submitting himself from a Backstagewest casting notice. Thought the director/producer (Ulli Lommel) was the cameraman at his first audition and call back. Studies with Lesly Kahn, Carolyne Barry and Director John Swanbeck. Is a member of TVI, ITA and AIA Actors Studios. Is a member of the Screen Actors Guild, AFTRA, The Actors Fund of America, AFI, SAG Foundation, AFI/SAG Conservatory, Minor League Baseball Alumni Association, and Association of Professional Ball Players of America. Plays in local adult baseball league with good friend and actor Jimmy Labrie. Member of Alpha Delta Gamma National Fraternity and was named Brother of the Year his senior year in college.