Arnold knows the mountain moans and is proved right when he, Charlie and Lewis make an expedition to it's foot. They follow the moaning sound throughout the mountain's caves and underground lakes to find Bert, a lonely monster who's been trapped inside.
| Title | Charlie Chalk - Season 1 Episode 6 The Mountain That Moaned |
|---|---|
| Year | 1989 |
| Genre | Animation |
| Country | |
| Studio | CBBC |
| Cast | Michael Williams, John Wells, Barbara Leigh-Hunt, Ken Barrie, John Baxter, Mike Redway |
| Crew | |
| Alternative Titles | |
| Keyword | |
| First Air Date | Oct 20, 1988 |
| Last Air date | Apr 19, 1989 |
| Season | 1 Season |
| Episode | 13 Episode |
| Runtime | 15:14 minutes |
| Quality | HD |
| IMDb: | 5.60/ 10 by 9.00 users |
| Popularity | 1.55 |
| Language | English |
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