Hum Sab Ustad Hain is a 1965 Hindi-language Action Comedy film written and directed by Maruti Rao. Hum Sab Ustad Hain was produced under the production house Sangam Films. Hum sab ustad hain stars Kishore Kumar in the lead role along with an ensemble cast including Dara Singh, Ameeta, Sheikh Mukhtar, Bela Bose, Lalita Kumari and Rafi Ajmeri. The music was composed by Laxmikant Shantaram Kudalkar along with Pyarelal Ramprasad Sharma. It was released on 1st January 1965. Distribution rights for the motion picture were acquired by Super Cassettes Industries Limited. Romi (Sheikh Mukhtar) shoots a man but does not kill him. A bullet fired from somewhere else does the job but he is arrested, convicted and sentenced for the murder. His pregnant wife Radha (Lalita Kumari) throws herself in the river but is saved by a village that accepts her and her soon born son Ram (Dara Singh). After 14 long years in jail, Romi roams 8 long years being rejected by society and cannot find a job or assistance, then turns to violent crime. His gang is offered a large sum of money to smuggle national secrets out of the area, so he kidnaps a young child and forces her sister Roopa (Ameeta) to carry the goods. Roopa would rather die than become a traitor, loses control of her car and is cast into the river, washing ashore in the same village with Radha and Ram. Meanwhile, unemployed Kishore (Kishore Kumar) decides he will play detective to find the lost girl Radha and her sister, tracks her to the village and falls in love. Romi and his gang also track Roopa and they flee to the city to save her sister, where Ram is employed as a wrestler. Written by Soumitra

Directed by Maruti Rao, starring Bela Bose in the lead role.