Listen to the sound clip Oh, Mark. from K-PAX: Oh, Mark. Oh, Mark. This sound is from K-PAX K-PAX is a thought-provoking and mesmerizing science fiction film released in 2001. Adapted from the novel of the same name by Gene Brewer, this movie delves into the mysterious world of a man claiming to be a visitor from a… Go to the full soundboardwith more sound clips Search