Question: Imaginaerum, is a 2012 Finnish-Canadian musical fantasy film co-written and directed by who, it was developed with and features music from Finnish symphonic metal band Nightwish's seventh studio album of the same name; Nightwish's keyboardist and songwriter Tuomas Holopainen co-wrote the film,  a Finnish songwriter, multi-instrumentalist musician (but mainly keyboardist) and record producer
Answer: Stobe Harju