A young boy, who dreams of meeting the grandfather he never knew gets his chance, when an inventor friend constructs a time machine. After arriving in the past, it soon becomes apparent that his knowledge of the future could change the course of history.
Unfortunately the movie The Blue Yonder is not yet available on HBO Max.
| Directing | Mark Rosman | Director |
| Writing | Mark Rosman | Writer |
| Production | Susan B. Landau | Producer |
| Production | Alan Shapiro | Producer |
| Production | Annette Handley Chandler | Producer |
| Production | Jeffrey White | Associate Producer |
| Sound | David Shire | Original Music Composer |
| Camera | Hiro Narita | Director of Photography |
| Editing | Betsy Blankett Milicevic | Editor |
