Maheshwari Amma, better known by her stage name K.P.A.C. Lalitha, is an Indian film and stage actress who works primarily in Malayalam cinema. She was married to the Bharathan, a Malayalam filmmaker.
Her first appearance on stage was in the play Geethayude Bali. She later joined K.P.A.C. (Kerala People's Arts Club), which was a prominent leftist drama troupe in Kerala. Her first movie was the film adaptation ofKoottukudumbam directed by K. S. Sethumadhavan. In 1978 she married Bharathan, a noted Malayalam film director. She took a break from film acting for sometime, doing only a few films. The second era of her career started with Kattathe Kilikkoodu (1983).
She won the National Film Award for Best Supporting Actress for her performance in Amaram (1991), a film directed by her husband Bharathan, She won her second National Film Award for Best Supporting Actress for her role in Shantham (2000), directed by Jayaraj.
Actor-Director Sidharth is her son.