IMAX CEO Rich Gelfond analyses "The Odyssey" success and why it's so expensive to create IMAX 70mm for movie theaters.

Christopher Nolan's "The Odyssey" tallied an estimated $124.5 million at the domestic box office, with IMAX screenings fueling a big haul.

Epic film marks Christopher Nolan’s best opening since 2012’s The Dark Knight Rises when adjusted for inflation