A career spanning over 400 films, Sunder was a noted Indian film actor, working in the early era of Hindi cinema. Known for his supporting and comic roles, some of his notable films are Imperial Mail (1939), Khamoshi (1942), Solwa Saal (1958), Aye Milan Ki Bela (1964), Phool Aur Patthar (1966), Aabroo (1968), Padosan (1968), Anjaana (1969), Doli (1969), Mehboob Ki Mehndi (1971), Apana Desh (1972), Bandhan (1972), Bombay to Goa (1972), Biwi-O-Biwi (1981), Betaab (1983), Sharaabi (1984), Maa Kasam (1985), Arjun (1985), Dacait (1987), Bahurani (1989), and many more. The actor has also acted in various Punjabi films, including Vilayati Babu (1981), Do Lachhian (1960), Bhangra (1959), Madari (1950), Bhakti Me Shakti (1974), Chann Pardesi (1981), etc.