Throughout their childhood, the brothers continued to work as professional child actors, primarily playing twin roles in various commercials, films and television series.

[6][7][8] The series, which also starred Michael Anderson, Jr., Barbara Hershey and Tammy Locke, centered around a frontier family of five orphan siblings as they attempted to make a new life in Jackson Hole, Wyoming.

[11][12][13] Eventually beating out his brother for the role, Kevin co-starred as Tom Sawyer alongside Michael Shea as Huck Finn and LuAnn Haslam as Becky Thatcher, navigating weekly adventures within an animated world as they attempted to outrun a vengeful "Injun Joe", played by Ted Cassidy.

[12][13][16] In a departure from the network's usual Saturday morning cartoon schedule, the series aired Sunday nights and made its three young stars popular teen idols of the era.

[2][11][17] Although another series that lasted only one season, the show continued to air in reruns as part of The Banana Splits syndication package, becoming well known to subsequent generations for the next four decades.

[20] After 30 years of experience, the brothers are perhaps best known for their celebrity "head shots" of such child stars as Jonathan Taylor Thomas, Raven-Symoné and Mary-Kate and Ashley Olsen, among others.