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Shared credits
Joan McCall averages 5.30, David Sheldon averages 4.95. Apart that suggests 5.13; together they average 4.15, a lift of −0.97.
Lift is the average of their films together minus the mean of their two career averages.
Dot size shows audience votes; lines are rolling five-film averages. Films below the source vote floor are left out.
 Grizzly | 1976 | 5.2 | 167 | as Allison Corwin | Writer, Producer |
 Project: Kill | 1976 | · | 12 | as Helen (uncredited) | Writer, Producer |
 Grizzly II: Revenge | 2020 | 3.1 | 62 | Writer | Writer |
