Mysterious Island
Available on Prime Video, Tubi TV
It is 1865 and Union prisoners use a military balloon to escape a Southern prison camp near the end of the Civil War. The balloon drifts for days and finally lands on a mysterious volcanic island with very unusual inhabitants. Also landing (in a better aircraft) is Rulu, a visitor from Mercury.
Starring Richard Crane, Marshall Reed, Karen Randle
Director Spencer Gordon Bennet