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Sarathkumar's acting debut was in the 1981 Tamil film "Samajamlo Sthree." This film marked the beginning of his successful career in the South Indian film industry. Sarathkumar has since starred in over 150 films in various languages, including Tamil, Telugu, Kannada, and Malayalam. He is known for his versatile acting skills and has played a wide range of roles, from romantic heroes to action heroes to character roles.