Johnny Galecki

Actor

Born: April 30, 1975 (50 years old)

Place of birth: Bree, Belgium

Biography

Johnny Galecki is a Belgian-born American actor, best known for his roles as David Healy in Roseanne, Rusty Griswold in National Lampoon's Christmas Vacation, and as Leonard Hofstadter in The Big Bang Theory.

Filmography (40)

• Batman Beyond (1999, ★ 8.2)
• My Name Is Earl (2005, ★ 7.7)
• Bean (1997, ★ 6.5)
• National Lampoon's Christmas Vacation (1989, ★ 7.2)
• A Dog's Journey (2019, ★ 8.1)
• The Big Bang Theory (2007, ★ 7.9)
• I Know What You Did Last Summer (1997, ★ 6)
• Hancock (2008, ★ 6.4)
• The Opposite of Sex (1998, ★ 6.2)
• Bookies (2003, ★ 6.3)
• In Time (2011, ★ 7)
• Without Consent (1994, ★ 6.9)
• Morgan's Ferry (2001, ★ 5.9)
• Playing Mona Lisa (2000, ★ 5.7)
• CBGB (2013, ★ 6.3)
• Vanilla Sky (2001, ★ 6.8)
• Bounce (2000, ★ 5.8)
• Suicide Kings (1997, ★ 6.6)
• I'm Chevy Chase and You're Not (2025, ★ 7.1)
• American Dad! (2005, ★ 7)
• Family Guy (1999, ★ 7.4)
• Roseanne (1988, ★ 6.8)
• LAX (2004, ★ 7.1)
• The Conners (2018, ★ 7.1)
• The Norm Show (1999, ★ 7)
• Entourage (2004, ★ 7.4)
• Backfield in Motion (1991, ★ 5.3)
• Prancer (1989, ★ 6)
• Chrystal (2004, ★ 5.7)
• Blossom (1990, ★ 6.1)