Excellent performances from his entire cast. Review by: Beevers So far, 21st century biopics have been very kind to real-life 20th century scientists and mathematicians. Some of them were fairly well-known before getting the big-screen treatment and some... not so much. 2016 offers up " The Man Who Knew Infinity ", a biopic about the most famous genius you probably never heard of. Indian mathematician Srinivasa Ramanujan may not have the international renown of Stephen Hawking but " The Man Who Knew Infinity " brings us a story of tenacity, triumph and tragedy in the world of mathematics that deserves its own moment of discovery. Popular British actor Dev Patel (from "Slumdog Millionaire" and the "Best Exotic Marigold Hotel" movies) plays Ramanujan, a young Indian man who fought prejudice and overcame numerous other obstacles in order to bring his particular genius to light. With little formal education and struggling to survive financial