
Brian Eric Bonsall (born December 3, 1981) is an American rock musician, singer, guitarist and former child actor. He is perhaps best known for his roles as Andrew "Andy" Keaton, the youngest child on the NBC sitcom Family Ties from 1986 until 1989, and Alexander Rozhenko, the son of Worf and K'ehleyr, on Star Trek: The Next Generation from 1992 to 1994.

Star Trek: The Next Generation
TV • 1987

Family Ties
TV • 1982

Booker
TV • 1989

The Super Mario Bros. Super Show!
TV • 1989

Parker Lewis Can't Lose
TV • 1990

Shades of L.A.
TV • 1990

Day by Day
TV • 1988

Hollywood Demons
TV • 2025

Mikey
MOVIE • 1992

Blank Check
MOVIE • 1994

Father Hood
MOVIE • 1993

Mother Goose Rock 'n' Rhyme
MOVIE • 1990

Go Toward the Light
MOVIE • 1988

Mickey's 60th Birthday
MOVIE • 1988

Jay Leno's Family Comedy Hour
MOVIE • 1987

Angel of Death
MOVIE • 1990

Father and Scout
MOVIE • 1994

Do You Know the Muffin Man?
MOVIE • 1989