Born in Anchorage, Alaska, Pruett made his acting debut at age five in the 1976 film Sybil, starring Sally Field.
In the late 1980s and early 1990s, he danced in several music videos including two for the pop singer Martika, "More Than You Know" (1989) and "Coloured Kisses" (1992).
In 1990, Pruett had his first co-starring television role on the NBC musical teen drama Hull High.
[3] Later that year, he was cast as Steve Randle in the television adaptation of the 1967 S. E. Hinton novel The Outsiders, shown on Fox.
[6] Pruett's final film appearance was in the independent drama The Right Way (1998), starring Geoff Pierson.