It is known news that Manikandan, who was handling the camera for Mani Ratnam's ' Ravana' had to leave Mani's unit as he signed up for Shah Rukh Khan's next. Mani Ratnam was quite understanding of Manikandan's situation and asked Santhosh Sivan to fill in the place. Santhosh, who has already worked with Mani Rathnam and delivered number of hits, has now got onto the job and Ravana has been progressing briskly with the cranking of the camera.