
Biography
Barry Gordon Livingston (born December 17, 1953) is an American television and film actor, known for his role as Ernie Douglas on the television series My Three Sons (1963–72). He is the younger brother of actor/director Stanley Livingston, who played Ernie's older brother "Chip" on the show.
Filmography50+ titles

The Rookie

It's Always Sunny in Philadelphia

The West Wing

Lessons in Chemistry

Grey's Anatomy

Mad Men

The Nanny

Castle

Monk

Bosch: Legacy

Bosch

Rizzoli & Isles

Lie to Me

Desperate Housewives

Veronica Mars

Sabrina, the Teenage Witch

CSI: Miami

Roswell

Them

The Orville

Revenge

The Middle

NCIS

Sliders

The Dick Van Dyke Show

The Fosters

NCIS: Los Angeles

Terminator: The Sarah Connor Chronicles

Zodiac

Two and a Half Men

She Spies

The Social Network

Strong Medicine

Dead to Me

Argo

Chasing Life

Hot in Cleveland

Crossing Jordan

Beyond Belief: Fact or Fiction

Trial & Error

The New Adventures of Old Christine

The Lucy Show

Truth Be Told

The Guardian

The Streets of San Francisco

Mrs. Davis

War Dogs

Big Love

Will & Grace

Lois & Clark: The New Adventures of Superman