About
William Katt is an American actor and musician. He is most famous for his starring role as Ralph Hinkley/Hanley on the ABC television series The Greatest American Hero. The show cemented Katt as a notable figure in television during the early 1980s.
Career Timeline
Carrie Film Role
Katt gains early recognition with a role in the horror film 'Carrie'.
Greatest American Hero Debut
Stars in 'The Greatest American Hero', achieving widespread fame.
Show's Cancellation
'The Greatest American Hero' is canceled, impacting Katt's career trajectory.
Films and TV Roles
Katt continues to work in film and television, securing smaller roles in various projects.
Supporting Film Roles
Appears in various supporting roles, maintaining a steady presence in Hollywood.
Occasional TV Appearances
Katt continues to make occasional appearances on television shows.
Continued Acting Career
William Katt maintains a modest acting career, primarily in smaller projects, capitalizing on past fame.
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Last updated: February 21, 2026