Watch Cypress Hill: Insane in the Brain for Free: How to Stream the Movie Online at 123Movies. . A smoke-filled journey across the lives and the careers of the groundbreaking, genre-defying Hip Hop group, Cypress Hill. Their unique sound, influenced by their Latin roots and West Coast upbringing, was built on a movement rooted in true authenticity: from cultivating the flower, to smoking it, to rapping about it, their influence is forever burned into the musical landscape of Hip Hop as they continue to stay relevant after 30 years.