Kumar Patel is one of the main protagonists of Harold and Kumar series. Kumar is the anti-hero of thee movie series. He is an Indian American student residing in New Jersey. His family includes his father and his brother, Saikat Patel. The character was created by Jon Hurwitz and Hayden Schlossberg, and is portrayed by Kal Penn in all three films.

In Harold & Kumar Go to White Castle, Kumar Patel is a 22-year-old college graduate. He shares an apartment with best friend, Harold Lee. Unlike Harold, Kumar is a fearless, confident slacker who is capable of doing what he wants. Both his father and brother are successful doctors and expect him to follow in their footsteps. Though not interested in school, Kumar is remarkably intelligent and knows how to perform complex surgical procedures, as shown in the film while looking for medicinal marijuana at the hospital.

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