Frank Lammers and Marcel Musters made 4 films together, averaging 6.90, 0.47 above their career marks. The best is Black Book at 7.7.

Frank Lammers averages 6.36, Marcel Musters averages 6.49. Apart that suggests 6.43; together they average 6.90, a lift of +0.47.

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