Doppelgänger (1971)
Two young boys meet on the supermarket stairs and suddenly understand that they look exactly the same.
- First Air Date: 1971-01-03
- Last Air Date: 1971-03-28
- Total Seasons: 1
- Total Episodes: 13
- Episode Runtime: 30 min.
- Network: ZDF
- Director: Wolfgang Teichert
- Creator: Alfred Greven
