Over the past few years, Apple TV has developed an impressive catalog of original films and television series for its streaming service. Unfortunately, one of their upcoming projects might take longer than expected. The various novels in Sanderson's series each take place in different eras. The upcoming Mistborn movie isn't the only upcoming project that is an adaptation of Sanderson's work. As more drafts of the Mistborn film are written, more details about the production team are sure to be announced.