Erin O'Reilly
Erin O'Reilly is credited on 7 movies and 2 TV shows, best known by TMDB votes for The Princess Diaries, Charlie's Angels and The Baby.
Filmography · 9 titles
US streaming apps shown under each title, checked October 6, 2026. Tap any title for where it streams and what it costs.
The Princess Diaries
2001 · Movie
On Disney+
Charlie's Angels
1976 · TV show
Free with ads on The CW
The Baby
1973 · Movie
On Prime Video and Philo
The Odd Couple
1970 · TV show
Free with ads on Pluto TV
Busting
1974 · Movie
On fuboTV and MGM+
Little Fauss and Big Halsy
1970 · Movie
Not on a US subscription app
Blume in Love
1973 · Movie
Not on a US subscription app
How Sweet It Is!
1968 · Movie
Not on a US subscription app
T.R. Baskin
1971 · Movie
Not on a US subscription app
About Erin O'Reilly
Erin Allin O'Reilly was born in Wellesley, Massachusetts, USA. She is an actress, known for The Big Bang Theory (2007), NCIS (2003) and Grey's Anatomy (2005).
Biography from TMDB, written by its community.