Guy Henry and Michael Gambon made 2 films together, averaging 7.92, 1.24 above their career marks. The best is Harry Potter and the Deathly Hallows: Part 2 at 8.1.

Guy Henry averages 6.84, Michael Gambon averages 6.51. Apart that suggests 6.68; together they average 7.92, a lift of +1.24.

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