Summary 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.
Directed : Unknown
Written : Unknown
Stars : Barbara Leigh-Hunt Ken Barrie Michael Williams John Wells
Genres : Animation Family
Release date : Nov 23, 1988
Countries of origin : United Kingdom
Language : English
Production companies : The Jim Henson Company Woodland Animations
Summary 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.
Genres : Animation Family
Release date : Nov 23, 1988
Countries of origin : United Kingdom
Language : English
Production companies : The Jim Henson Company Woodland Animations
