K. Surendran, better known by his stage name Indrans, is an Indian actor and former costume designer, who appears in Malayalam films. He started his film career as a costume designer and actor in 1981 and got a breakthrough in 1994 with the comedy movie CID Unnikrishnan B.A., B.Ed. Indrans was popular for his comedy roles in the 1990s and 2000s.

CID Unnikrishnan B.A. B.Ed. is a 1994 Indian Malayalam-language mystery comedy film starring Jayaram, Maniyanpilla Raju, Jagathy Sreekumar, Rohini, Indrans and Sukumaran. This film was written by Sasidharan Arattuvazhi and directed by Rajasenan. It was made as an homage to CID Nazir (1971). The film was also a breakthrough in the career of Indrans. In the film, Unnikrishnan, a young man gets hired in a private detective company; soon, he is given the task of investigating a businessman's daughter's record. But during the course of his investigation, he faces opposition from two detectives who work with the same company.