Mazhavilkoodaram (English: Rainbow Castle) (Malayalam:മഴവിൽകൂടാരം) is a 1995 Malayalam musical action film written and directed by Siddique Shameer, starring Rahman, Annie, Abi, Rajan P. Dev, Mala Aravindan, Idavela Babu, and Zainuddin.

Jithu falls in love with his college mate Vinu. He thrashes a drug dealer to save his friend, but problems arise when he decides to take revenge against Jithu. The story deals with how he manages the situation.