T. V. Radhakrishnan as a child made his debut with Uthama Puthiran (1940) as son of NS Krishnan. He had the prefix "kaka" (crow) attached to his name after a role he played as a young boy,in the film Mangayarkarasi (1949). In the film, he literally climbed a tree to catch a crow and since has been associated with the crow, earning him the nickname.
