Drama | April 20, 2007
Drama | April 20, 2007
| Producers | ARD |
| Original title | Das Geheimnis meiner Schwester |
| Directors | Bettina Woernle |
| Writers | Mónica Simon |
as Antonia Wiedemann
as Dr. Rafael Hansen
as Dr. Ludwig Meyer
as Lisa Wiedemann
as Ursula Arndt
as Nadja Heuer
as Frau Heuer
as Olaf
as Joschka Tiede
as Paul Röden
as Peter Röden
as Rüdiger Sturm
as Frau Illa
as Jens Kolbmoor