Updated Feb 20, 2026
Details
Known For
Actor
Occupations
Film actor, Screenwriter, Film director, Television actor, Actor
Birthday
(Friday)
Birthplace
Los Angeles, California, USA
Nationality
Citizenship
United States
Languages
English
Parents
Bill Williams, Barbara Hale
Education
Orange Coast College
Zodiac Sign
♒ Aquarius
Chinese Zodiac
兔 Rabbit
Name Origin
English < Proto-Germanic (*Wiljahelmaz)
Popularity
Tier B -- 40,859 Wikipedia views/month
DROPTHE_ GOSSIP
Career
Career spanning 44 years (1976-2020)
Screen debut
First screen credit at age 25
Year context
Born in 1951 -- First commercial computer (UNIVAC I) delivered; Harry S. Truman was US president
Year 1951 →
Barbara Hale →DROPTHE GOOD_
17
Notable
out of 100
Most people on Earth score 0. Only those with measurable positive impact appear on this scale.
Human Impact
0
Innovation
0
Giving
0
Sustainability
100
Cultural Uplift
68
Public Vote
★
★
★
★
★
Be the first to vote
Filmography (34)
Biography
William Theodore Katt (born February 16, 1951) is an American film and television actor, best known as the star of The Greatest American Hero. He is also known for playing Tommy Ross, the ill-fated prom date of Carrie White in the film version of Carrie and Paul Drake Jr. in the Perry Mason TV movies. His mother is Barabra Hale who played Della Street in the TV series Perry Mason.
Connections (2)
Related People
Frequently Asked Questions
How old is William Katt?
William Katt is 75 years old, born on .
Where was William Katt born?
William Katt was born in Los Angeles, California, USA.
What movies or shows has William Katt been in?
William Katt has 34 credits in our database. Notable titles include The 2nd (2020), The Unwanted (2014), .357 (2013), Milius (2013), Sweetwater (2012).
What is William Katt known for?
William Katt is primarily known as an actor. William Theodore Katt (born February 16, 1951) is an American film and television actor, best known as the star of The Greatest American Hero. He…
Where can I find more information about William Katt?
You can find more about William Katt on IMDB, TMDB, Wikidata. Their full profile and filmography is available on this page.