The Mystery of Sleep
| MPAA Rating: | NR |
| Genre: | Documentary |
| Produced By: | Jeff Hirbour, Mel Stuart |
| Directed By: | Mel Stuart |
| Written By: | Mel Stuart |
| Cast: | Tim Stone, Milton Erman, Peter Xifo, Earnest Hartmann, Rosiland Cartwright, Mark Mabowald, Thomas Roth, Allan Rechtchaffen, William Dement, Jerry Seigel, Charles Czeisler, Dvid Dinges, Tom Sullivan |
| In Theaters: | Jan 01, 1970 |
| Available On: | Netflix |
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