Fantastic 4 Diablo (1967–1968) Online
- Original Title :
- Diablo
- Genre :
- TV Episode / Animation / Action / Family / Sci-Fi
- Year :
- 1967–1968
- Directror :
- Joseph Barbera,William Hanna
- Cast :
- Paul Frees,Jack DeLeon,Gerald Mohr
- Type :
- TV Episode
- Time :
- 30min
- Rating :
- 7.7/10
In Transylvania, the Fantastic Four find a ruined castle. Ben is summoned by Diablo and unable to resist, opens Diabolo's prison, unleashing him and later brainwashing Ben. Diablo tricks the world into thinking he has the power to help them. The world then realizes what a fraud Diablo really is. The Fantastic Four seize this opportunity to attack Diablo's castle. After getting far in the dungeons, the four get captured. Ben escapes, releases the others and they defeat Diablo.
| Episode credited cast: | |||
 | Paul Frees | - | The Thing / The Watcher / Additional Voices (voice) |
 | Jack DeLeon | - | The Human Torch (voice) (as Jac Flounders) |
 | Gerald Mohr | - | Mr. Fantastic / Additional Voices (voice) |
 | Jo Ann Pflug | - | Invisible Girl / Susan Storm Richards (voice) |
| Rest of cast listed alphabetically: | |||
 | Charles Spidar | - | Citizen (voice) |