Chad Allen is an American

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 actor

Actor

An actor is a person who acts in a dramatic production and who works in film, television, theatre, or radio in that capacity...

. Beginning a prolific career as a child actor

Child actor

The term child actor or child actress is generally applied to a child acting in motion pictures or television, but also to an adult who began his or her acting career as a child; to avoid confusion, the latter is also called a former child actor...

 at the age of seven, Allen is a three-time Young Artist Award

Young Artist Award

The Young Artist Award is an accolade bestowed by the Young Artist Foundation, a non-profit organization founded in 1978 to recognize and award excellence of youth performers, and to provide scholarships for young artists who may be physically and/or financially challenged.The Young Artist...

 winner and GLAAD Media Award honoree, best known for rising to prominence as a teen idol

Teen idol

A teen idol is a celebrity who is widely idolized by teenagers; he or she is often young but not necessarily teenaged. Often teen idols are actors or pop singers, but some sports figures have an appeal to teenagers. Some teen idols began their careers as child actors...

 during the late 1980s as David Witherspoon on the NBC

NBC

The National Broadcasting Company is an American commercial broadcasting television network and former radio network headquartered in the GE Building in New York City's Rockefeller Center with additional major offices near Los Angeles and in Chicago...

 family drama, Our House and as Zach Nichols on the NBC

NBC

The National Broadcasting Company is an American commercial broadcasting television network and former radio network headquartered in the GE Building in New York City's Rockefeller Center with additional major offices near Los Angeles and in Chicago...

 sitcom, My Two Dads

My Two Dads

My Two Dads is an American sitcom that starred Staci Keanan, Paul Reiser and Greg Evigan. It aired on NBC from 1987 to 1990 and was produced by Michael Jacobs Productions in association with TriStar Television and distributed by TeleVentures.-Show synopsis:The show begins when Marcy Bradford , the...

, before transitioning to an adult career as Matthew Cooper on the CBS

CBS

CBS Broadcasting Inc. is a major US commercial broadcasting television network, which started as a radio network. The name is derived from the initials of the network's former name, Columbia Broadcasting System. The network is sometimes referred to as the "Eye Network" in reference to the shape of...

 western drama, Dr.