Bassie and Adriaan have a diamond named after them. Escaped from prison, diamond thieves B1 and B2 attempt to steal it, dressing as Bassie and Adriaan. The actual Bassie and Adriaan are given three days to prove their innocence.
| Actor | Role |
|---|---|
 Bas van ToorBassie | Bassie |
 Aad van ToorAdriaan | Adriaan |
| WWil SibbeleeB1 | B1 |
| HHarry DikmansB2 | B2 |
 Frans KokshoornDe Boevenbaas | De Boevenbaas |