
Ralph George Macchio (born November 4, 1961) is an American businessman, entrepreneur, actor, producer, director and author. He is best known for his roles as Daniel LaRusso in the Karate Kid series, Billy Gambini in My Cousin Vinny, and Johnny Cade in The Outsiders. He is also known to American television audiences for his season five recurring role as Jeremy Andretti on the comedy-drama Eight Is Enough. He competed on the twelfth season of Dancing with the Stars.

Watch What Happens Live with Andy Cohen
TV • 2009

The Daily Show
TV • 1996

The Tonight Show Starring Jimmy Fallon
TV • 2014

The Tonight Show Starring Jimmy Fallon
TV • 2014

Conan
TV • 2010

The Late Show with Stephen Colbert
TV • 2015

The Kelly Clarkson Show
TV • 2019

Law & Order: Criminal Intent
TV • 2001

How I Met Your Mother
TV • 2005

Psych
TV • 2006

Psych
TV • 2006

The View
TV • 1997

Jimmy Kimmel Live!
TV • 2003

The One Show
TV • 2006

Dancing with the Stars
TV • 2005

Entourage
TV • 2004

LIVE with Kelly and Mark
TV • 1988

Cobra Kai
TV • 2018