CBI 5: The Brain Word Search Puzzle – Search Characters, Actors and Actresses. Word Search Puzzle Solver. Series of bucket-killing murders happening in the city. Failure to resolve by police a team of CBI Officers under CBI officer Sethurama Iyer take up the investigation to resolve the never experienced mystery. Find out the following actor, actress, character names, and other movie-related words hidden in this word search puzzle based on this movie.. This includes identifying and searching for words that are related to : Mukesh, Kaniha, Krishna, Swasika, Saikumar, Aniyappan, Mammootty, Ravikumar, Sminu Sijo, Sudev Nair, Harish Raj, Chandhunadh, Anoop Menon, Asha Sarath, Harish Raju .