One player is the "Witness" (knows the criminal), and the other is the "Detective."
Solve complex cases using a physical deck of cards and the Antares Database online. detektywi
If you are looking for classic Polish television, this is a 1979 mini-series about a group of children solving mysteries during their summer holidays in Sandomierz. Detektywi na wakacjach (TV Series 1979) - IMDb One player is the "Witness" (knows the criminal),