Captain Caveman and the Teen Angels - Season 1 - Eps 13: The Legend of Devil's Run
Dee Dee's uncle, Winton, invites Captain Caveman and the Teen Angels to see the reopening of the Devil's Run Railway when a freight car full of silver disappears the same way a munitions car disappeared during the Civil War. Captain Caveman and the Teen Angels investigate and find out that the legend of the Civil War ghost said to have pulled off the robbery.
About Captain Caveman and the Teen Angels

Title: Captain Caveman and the Teen Angels
First Air Date: 1980-03-08
Last Air Date: 1980-06-21
Status: Ended
Rating: 7/10 (from 125 votes)
Language: EN
Seasons: 2
Total Episodes: 16
Network: ABC
Genres: Animation, Comedy, Family, Kids, Mystery
Production Companies: Hanna-Barbera Productions
Synopsis
The 1977 and 1978 episodes were originally broadcasted as segments on the package show Scooby's All-Star Laff-A-Lympics and Scooby's All-Stars. The 1980 episodes featured Captain Caveman and the Teen Angels in their own half-hour timeslot.
Cast

Mel Blanc
Captain Caveman (voice)

Vernee Watson-Johnson
Dee Dee Skyes (voice)

Marilyn Schreffler
Brenda Chance (voice)

Laurel Page
Taffy Dare (voice)

Nicole Jaffe
Additional Voices (voice)

Michael Stull
Additional Voices (voice)

Heather North
(voices)

Casey Kasem
(voice)

Frank Welker
(voices)