Played the lost son Chuck Cunningham in the first season of Happy Days (1974). Ron Howard played his younger brother on the
show and later directed him in a small part in Willow (1988). He was replaced by Randy Roberts in the second season, and the character was discontinued by the third season.
Was an avid tennis player in his youth, even becoming the Irish
National Tennis Champion.
Often cast as a villain or antagonistic character. Examples of this
include his roles in Death Wish 3 (1985) and Superman III (1983). The character Airk from
Willow (1988) was one of the few heroic roles he has played during his
career.
Attended both Dublin's Trinity College and the Abbey School.
Though principally a movie star, he has contributed to various TV series. British audience will recognize him most as the heroic Captain Leroy in Sharpe's Eagle. Few will forget his comment "Boys, lets load up and do some shootin'".