The Cuckoo Murder Case (1930)
The Cuckoo Bird residing in an old clock in a creepy old mansion is shot dead by an unknown assailant; Flip the Frog is called in to investigate (and finds more than he bargained for).
Director: Ub Iwerks
| Directing | Ub Iwerks | Director |
| Writing | Ub Iwerks | Story |
| Production | Ub Iwerks | Producer |
| Production | Pat Powers | Producer |
| Sound | Carl W. Stalling | Music |
| Sound | Victor Cannella | Musician |
| Visual Effects | Ub Iwerks | Animation |
| Visual Effects | Ben Clopton | Animation |
| Visual Effects | Merle Gilson | Animation |
| Visual Effects | Fred Kopietz | Animation |
| Visual Effects | Irven Spence | Animation |