"Harold and Kumar" is a film series that follows the adventures of two friends, Harold Lee and Kumar Patel, as they embark on a quest for fast food, specifically White Castle. The first movie, "Harold & Kumar Go to White Castle," was released in 2004 and became a cult classic, known for its humor and social commentary. The series explores themes of friendship, cultural identity, and the challenges faced by young adults. It features a mix of comedy and absurd situations, with the characters encountering various obstacles and eccentric characters along the way, making it a unique addition to the stoner comedy genre.