Balan is a lost 1938 Indian Malayalam-language drama film produced by T. R. Sundaram under the banner of Modern Theatres, directed by S. Nottani and written by Muthukulam Raghavan Pillai. It is notable for being the first sound film in the Malayalam language, and the third feature film in Malayalam cinema after Vigathakumaran and Marthanda Varma. Based on the short story Vidhiyum Mrs. Nayarum by A. Sundaram. The film is a melodrama about the struggle of two orphaned children. The film stars K. K. Aroor in the title role and M. K. Kamalam as the female lead, with Master Madanagopal, M. V. Shanku, K. Gopinath, Alleppey Vincent and C. O. N. Nambiar in supporting roles.The film was produced by T. R. Sundaram, a Salem-based producer under the banner of Modern Theatres. German cinematographer Bado Gushwalker handled the camera while Varghese and K.D. George did the editing. The film's music was composed by K. K. Aroor, himself, with lyrics written by Muthukulam Raghavan Pillai. Balan is the first Malayalam film to have a soundtrack. The sound of the film was recorded using German-made technology. The film features twenty-three songs. Balan was shot in Madras and on the sets of Powerful Studios. The filming of the film was done in five months.Balan was released with high expectations on 19 January 1938. It was the only Malayalam film to be produced and released that year. Despite numerous technical flaws, it received critical acclaim, with praise for the film's social theme. The film was a major box office success, becoming the first commercially successful Malayalam film. Because only a few stills and the songbook are known to survive, it is a lost film. K. K. Aroor and Alleppey Vincent also starred in the second Malayalam talkie Gnanambika two years later.