Jack Perkins and Robert Benton made 2 films together, averaging 7.10, 0.92 above their career marks. The best is What's Up, Doc? at 7.4.

Jack Perkins averages 6.03, Robert Benton averages 6.33. Apart that suggests 6.18; together they average 7.10, a lift of +0.92.

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