Prakambanam movie review and rating: At a crucial moment, Russia-based exorcist Stanislavski (Rajesh Madhavan) proclaims, “I am going to break all conventional rules of exorcism,” reminding one of the OG psychiatrist Dr Sunny Joseph (Mohanlal) from Manichitrathazhu (1993). Frankly speaking, that’s kind of what director Vijesh Panathur has done in the horror comedy Prakambanam as well; he has broken the genre’s conventions to offer a trippy ride with a septuagenarian ghost. One of the fundamental things Vijesh and screenwriter Sreehari Vadakkan have done to ensure this, which has helped them quite a lot, is to throw logic out the window and just go with the flow, introducing and executing elements that sound and appear either funny or intriguing, thus preventing the movie from being weighed down by the clichés of horror comedy. Thanks to the makers’ conviction in their illogicality, these elements never appear out of place in Prakambanam and instead help it. Rukmini alias Chembakathamma (Mallika Sukumaran) is the matriarch of an elite Hindu family in northern Kerala. Although she is a staunch theist and …