A short animated PSA, starring the Tin Woodman and Scarecrow from the land of Oz. They stop woodland animals from smoking a cigarette.
Unfortunately the movie The Heart That Changed Color is not yet available on HBO Max.
| Directing | Joel Herron | Director |
| Directing | Myron Waldman | Director |
| Writing | Robert Waldman | Writer |
| Writing | Joel Herron | Writer |
| Writing | Irwin Lewis | Writer |
| Crew | Seymour Mandel | Cinematography |
| Editing | Dick Cohen | Editor |
| Production | Joel Herron | Producer |
| Production | Irwin Lewis | Executive Producer |
| Sound | Joel Herron | Music |
| Visual Effects | Susan Blaney | Animation Coordinator |
| Art | R. Sokolov | Background Designer |
| Art | Myron Waldman | Background Designer |
| Visual Effects | Myron Waldman | Animation |
| Writing | L. Frank Baum | Novel |
