One entry in a series of films produced to make science accessible to the masses--especially children--this film describes the sun in scientific but entertaining terms.One entry in a series of films produced to make science accessible to the masses--especially children--this film describes the sun in scientific but entertaining terms.One entry in a series of films produced to make science accessible to the masses--especially children--this film describes the sun in scientific but entertaining terms.
Lionel Barrymore
- Father Time
- (voice)
Frank Baxter
- Dr. Research
- (as Dr. Frank C. Baxter)
Marvin Miller
- Mr. Sun
- (voice)
Sterling Holloway
- Chloro Phyll
- (voice)
- (uncredited)
