Patrick Allen and John Welsh made 4 films together, and the 2 rated ones average 6.35, 0.13 below their career marks. The best is Dunkirk at 6.9.

Patrick Allen averages 6.42, John Welsh averages 6.54. Apart that suggests 6.48; together they average 6.35, a lift of −0.13.

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