- Country: USA
- Genres: Animation, Sci-Fi, Short
- Release: 1959-05-20
- Director: Seymour Kneitel
- Writers: Jack Mercer , Carl Meyer
- Language: English
- Stars: Jackson Beck , Jackson Beck , Jackson Beck , Jackson Beck , Jackson Beck , Jackson Beck , Norma MacMillan , Norma MacMillan , Jack Mercer , Jack Mercer , Jack Mercer , Jack Mercer , Jack Mercer , Jack Mercer
- Runtime: 7 min
- Awards: N/A
- AKA: Down to Mirth , Down to Mirth (United States of America)
- Plot: A mad scientist invents an anti-gravity machine, and is using it to create havoc on earth. Casper, the Friendly Ghost, gets involved with the mad-man and eventually forces him to destroy the machine and bring earth back to earth.
- IMDB:tt0148087
Down to Mirth Cast
Seymour Kneitel
Director
Jackson Beck
Tour Guide
Jackson Beck
Tour Guide
Jackson Beck
Scientists
Jackson Beck
Scientists
Jackson Beck
Radio Newsman
Jackson Beck
Radio Newsman
Norma MacMillan
Casper
Norma MacMillan
Casper
Jack Mercer
Dr. Brainstorm
Jack Mercer
Dr. Brainstorm
Jack Mercer
Scientists
Jack Mercer
Scientists
Jack Mercer
Kangeroo
Jack Mercer
Kangeroo