Keep Your Grin Up
| Title | Keep Your Grin Up |
| Release date | 1955 |
| Director | Izzy Sparber |
| Type | Couleur (Technicolor) |
| Format | |
| Genre | |
| Runtime | 6 |
| Importance du cirque | |
| Sypnosis | Caasper, the Friendly Ghost, attends the circus and frightens the performers. He then encounters a Laughing Hyena that is unable to laugh. Casper, determined to make the hyena laugh, tries many tricks and none of them even sightly amuses the animal, even to the extent of grinning or chuckling. But Casper then does something that accomplishes his goal. |
| Cast | Gilbert Mack : Ringmaster |
| Production company | Famous Studios |
| Country | |
| Thematic | |
| Notes | Ecrit par Larz Bourne |