Captain Caveman and the Teen Angels (1980)

S1E13 The Legend of Devil's Run

Dee Dee's uncle, Winton, extends an invitation to Captain Caveman and the Teen Angels for the relaunch of the Devil's Run Railway. However, chaos ensues when a freight car loaded with silver vanishes, reminiscent of a similar incident involving a munitions car during the Civil War. Intrigued, Captain Caveman and the Teen Angels launch an investigation, uncovering a tale about a ghost from the Civil War rumored to be responsible for the thefts.