Actor Mark Ballou got his start in acting when he was just 17 years old. Ballou began his acting career with roles in the series "Roseanne" (ABC, 1988-1997) and "Hull High" (NBC, 1990-91). He also appeared in the TV movie "Return to Green Acres" (CBS, 1989-1990). Ballou launched his entertainment career by acting in films like the Tom Hanks blockbuster comedic fantasy "Big" (1988). His work around this time also included a part on the TV movie "Brotherhood of the Gun" (CBS, 1991-92). He also worked in television during these years, including a part on "The Fresh Prince of Bel-Air" (1990-96). As his entertainment career progressed, he appeared in "Pump Up the Volume" (1990) with Christian Slater. Ballou focused on film in more recent years, appearing in "In & Out" (1997) with Kevin Kline and "Dreamers" (2000). He also was featured in the TV movie "Survive the Savage Sea" (ABC, 1991-92). Ballou most recently worked on "The Proud Family Movie" (Disney, 2004-05).