A group of tourists from the GDR spend their holiday at the coast of Bulgaria. When making a trip to a small fisher house, they have to stay they night, because the ship's motor broke down. One of the group proposes a game: Someone has to be a corpse, one the detective and another one the murderer. But shortly after starting the game the "corpse" has vanished only to befound at the foot of the nearby cliff - being dead for real. Now the group start their investigation...
Ruth Kommerell
as Magda Bähreis
Veliko Stoianov
as Bootführer Wassil
Gertraud Kreissig
as Pitty
Giso Weißbach
as Peter Bockisch
Monika Woytowicz
as Susanne
Hansjürgen Hürrig
as Hans Fielitz
Hannes Fischer
as Hans-Peter Maiendorff
Helmut Straßburger
as Dr. Franz Enderlein
Marylu Poolman
as Johanna Enderlein
Karin Gregorek
as Evelyn Kunack
Otto Mellies
as Dr. Egon Kunack
Zhana Stoyanovich
as Reiseleiterin Shana
