Don Keefer and James Westerfield made 2 films together, and the 1 rated one averages 6.30, 0.48 below their career marks. The best is Away All Boats at 6.3.

Don Keefer averages 6.73, James Westerfield averages 6.83. Apart that suggests 6.78; together they average 6.30, a lift of −0.48.

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