Bassie finds a mysterious stone while on holiday in Greece. Three crooks are very interested in the secret the stone holds.
Bas van Toor
as Bassie / Vlugge Japie
Bassie / Vlugge Japie
Aad van Toor
as Adriaan
Adriaan
Paul van Gorcum
as De Baron
De Baron
Joop Dikmans
as B2
B2
Danny Verbiest
as Danny
Danny
Ina van Toor
as Robin (voice)
Robin (voice)
