David Krumholtz (born May 15, 1978) is an American actor. Krumholtz is best known for portraying Bernard in The Santa Clause franchise (1994–present), Michael Eckman in 10 Things I Hate About You (1999), Goldstein in the Harold & Kumar film trilogy (2004–2011), Charlie Eppes in the CBS drama series Numb3rs (2005–2010), and Isidor Isaac Rabi in Oppenheimer (2023).
Krumholtz has also had other supporting roles in notable films such as Addams Family Values (1993), The Ice Storm (1997), Slums of Beverly Hills (1998), Ray (2004), Serenity (2005), Superbad (2007), Hail, Caesar! (2016), Sausage Party (2016), Wonder Wheel (2017), and The Ballad of Buster Scruggs (2018). He also portrayed Harvey Wasserman in the HBO drama series The Deuce (2017–2019) and Monty Levin in the HBO miniseries The Plot Against America (2020).
Krumholtz made his Broadway debut in the 1992 play Conversations with My Father. He returned to Broadway playing Hermann Merz in Tom Stoppard’s semi-biographical Holocaust play Leopoldstadt (2022), for which he received a Drama League Award nomination.
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1999 • TV

1999 • TV

1990 • TV

2005 • TV

2023 • Movie

1999 • Movie
as Isidor Rabi
as Michael Eckman
as Benji Austin
as David Krumholtz
as Francis Davenport
as Mr. Universe
as Joel Glicker
as Kareem Abdul Lavash (voice)
as Mike Kattan
as Ben Abromowitz
as Self
as Bernard
as Kent
as Communist Writer
as Seth Goldstein
as Max
as Joe Peltz
as Beck
as Milt Shaw
as Bernard
Director
Executive Producer
Writer
Executive Producer
Executive Producer
as Ray Goldberg
1 episodes
as Dr. Vincent Prochik
1 episodes
as Scotty Fisher
1 episodes
as Self
1 episodes
as Fake Drew McIntyre
1 episodes
as Josh Mariner
7 episodes
as Paul Sobriki
3 episodes
as Self
2 episodes
as Gregory
5 episodes
as Self
1 episodes
as Charlie Eppes
118 episodes
as Cobalt Ferrero (voice)
1 episodes
as Dr. Jack Habib
3 episodes
as Timo (voice)
19 episodes
as Timo / Dr. Watermelon Bawkings (voice)
1 episodes
as Timo / Mom-Bot (voice)
3 episodes
as Terrorist #3
1 episodes
as Dookie
1 episodes
as Joel Cocque
2 episodes
as Lavash (voice)
5 episodes