after playing a series of goon roles in annayum rasoolum kammatipaadam and ann maria kalippilaanu shine tom chacko has decided to try something different he will next be seen as a cardiac surgeon in debutant aruns movie kariyila and the actor confesses that he had to do a lot of homework to do justice to the rolei play a cardiologist named kishore mine is a supporting role and the central character of the film is played by james and alice fame joby the film talks about his relationship with his daughter enacted by sandra joseph who played dulquers teenage girlfriend in kammatipaadam my character is close to the family shine says adding that the daughter suffers from heartrelated ailments i give them medical and emotional support shine admits that he had to be extra careful to make the role perfect unlike the other roles i have essayed so far this was a sophisticated one and it was a challenge i couldnt be my usual carefree self and had to be a bit refined and cautious of my body language he saysthe ithihasa actor even did some research about cardiology the character has to use a lot of medical terms and also do a few medical procedures so i consulted a cardiac surgeon and took some lessons from her i would say i now know a little about the technical side of the heart and blood vessels like how the heart functions and what is superior vena cava and inferior vena cava he saysindrans suraj venjaramoodu sudheer karamana and srinda play other roles in the film which was shot in trivandrumshine also has a few other projects in his kitty including the prithviraj and indrajith starrer tiyaan written by murali gopy where he plays a close associate to prithvirajs character