Karel Štěpánek and Anton Diffring made 4 films together, and the 3 rated ones average 6.47, 0.06 below their career marks. The best is Operation Crossbow at 6.6.

Karel Štěpánek averages 6.62, Anton Diffring averages 6.43. Apart that suggests 6.53; together they average 6.47, a lift of −0.06.

Lift is the average of their films together minus the mean of their two career averages.