Directed by
| John Hubley | ||
Writing Credits (in alphabetical order)
| Faith Hubley | ||
| John Hubley | ||
Cast (in credits order)
| Jack Warden | ... | Rocco (voice) | |
 |
Ray Hubley | ... | Adam (voice) |
| Maureen Stapleton | ... | Mother (voice) | |
| Morris Carnovsky | ... | Earl of Limestone (voice) | |
| Phil Leeds | ... | Pre-Cambrian Rocks (voice) | |
| Harry Edison | ... | Uncle Igneous (voice) (as Harry 'Sweets' Edison) | |
|
|
Don Elliott | ... | Aunt Sedimentary (voice) |
| Ruth Price | ... | Cousin Metamorphic (voice) | |
Produced by
| Faith Hubley | ... | producer |
| John Hubley | ... | producer |
Music by
| Quincy Jones | ||
Art Department
| John Hubley | ... | designer |
Sound Department
| Gene Coleman | ... | sound engineer |
Camera and Electrical Department
| Kim Buehre | ... | photographer |
| John Derderian | ... | photographer |
| Sam DiMaggio | ... | photographer |
| Jim Farrell | ... | photographer |
| William J. Tomkin | ... | photography supervisor (as Bill Tomkin) |
Animation Department
| Vinnie Bell | ... | animator (as Vincent Bell) |
| Tissa David | ... | animator |
| Nina Di Gangi | ... | ink and paint artist (as Nina DiGangi) |
| Phil Duncan | ... | animator |
| John Gentilella | ... | animator |
| Chuck Harriton | ... | animator (as Charles Harriton) |
| Faith Hubley | ... | ink and paint artist |
| Mark Hubley | ... | ink and paint artist |
| Helen Komar | ... | assistant animator |
| Nancy Lane | ... | ink and paint artist |
| Celine Miles | ... | ink and paint artist (as Céline Miles) |
Additional Crew
| Jack Buehre | ... | president: Anicam |
| Bruce Heezen | ... | technical advisor (as Dr. Bruce Heezen) |
| Faith Hubley | ... | associate |