How many movies have Ivana Frýdová Bissingerová and Petr Čepek collaborated on?

They have worked on 4 movies together! Their first movie together was Hotel for Strangers (1967) while their highest rated movie together was Jára Cimrman Lying, Sleeping (1983). They have not worked together since Jára Cimrman Lying, Sleeping (1983).