Marguerite Sydney is a celebrated Hollywood star attempting a comeback after a stay in a mental hospital, as well as trying to re-establish a relationship with her teenage son, and risking a romance with a mysterious stranger.
You can now watch There Must Be a Pony online on the following streaming providers in the United States.
| Directing | Joseph Sargent | Director |
| Writing | Mart Crowley | Teleplay |
| Writing | James Kirkwood Jr. | Novel |
| Production | Robert Wagner | Executive Producer |
| Production | Howard Jeffrey | Producer |
| Sound | Billy Goldenberg | Original Music Composer |
| Camera | Gayne Rescher | Director of Photography |
| Editing | Jack Harnish | Editor |
| Production | Fran Bascom | Casting |
| Art | James J. Agazzi | Production Design |
| Art | Ross Bellah | Art Direction |
| Directing | William Cosentino | Second Assistant Director |
| Sound | Christopher Assells | Foley Editor |
| Sound | G. Michael Graham | Supervising Sound Editor |
| Camera | Ryne Niner | Camera Technician |
| Camera | Patricia Van Over | Assistant Camera |
| Crew | Gary Schamber | Transportation Coordinator |
