Fred Griffiths and Joan Sims made 12 films together, and the 7 rated ones average 6.16, 0.23 below their career marks. The best is The Big Job at 6.7.

Fred Griffiths averages 6.62, Joan Sims averages 6.16. Apart that suggests 6.39; together they average 6.16, a lift of −0.23.

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