In this year’s Khalid Rahman directed Unda _, Mammootty plays SI Manikandan, who heads a team of Kerala cops assigned to cover election duty in the Maoist Chhattisgarh. Still counted amongst the actor’s popular roles, Mammootty handles Meledathu Raghavan Nair with a dramatic intensity, expressions flap across his face quickly, and the voice modulation picks a higher pitch. “When a …