David Krumholtz as Isidor Rabi

David's Rabi, from Numb3rs to Oppenheimer, he's cracking codes and atoms!

Example of how it's used in a sentence:

Person 1: What's David Krumholtz doing in Oppenheimer?

Person 2: David Krumholtz as Isidor Rabi. He's Playing Isidor Rabi, cracking the atomic code bro!