"Mountain Frustration" is the second segment of the fifth episode of the first season and the thirtieth overall segment of The Flintstone Comedy Show (known as Flintstone Frolics), a spin-off of the original series, The Flintstones. It aired on December 20, 1980.
Sergeant Boulder sends Fred and Barney to Mount Bedrock to investigate strange noises and footprints on Mount Bedrock. The bungling duo, assisted by the Shmoo, discover that the vicious Rockjaw haunts the mountain.
- Mount Bedrock (only appearance)
- Super Snow Dino Blower (only appearance)
- Fred's police snowmobile (only appearance)
|Henry Corden||Fred Flintstone|
|Mel Blanc||Barney Rubble|
|Frank Welker|| Shmoo|
|Lennie Weinrib||Sergeant Boulder|