Leonard
Filmografi
| 2014 | MDR um 4 · as Self |
| 1995 | Immer wieder sonntags · as Self |
| 1994 | The Folk Music Festival · as Self |
| 1986 | ZDF-Fernsehgarten · as Self |
| 1981 | Musikantenstadl · as Self |
| 1969 | ZDF Hitparade · as Self |
| 2014 | MDR um 4 · as Self |
| 1995 | Immer wieder sonntags · as Self |
| 1994 | The Folk Music Festival · as Self |
| 1986 | ZDF-Fernsehgarten · as Self |
| 1981 | Musikantenstadl · as Self |
| 1969 | ZDF Hitparade · as Self |