Director and actor
William Grefé averages 3.35, John Davis Chandler averages 5.89. Apart that suggests 4.62; together they average 4.30, a lift of −0.32.
Lift is the average of their films together minus the mean of their two career averages.
Dot size shows IMDb votes; lines are rolling five-film averages. Films with fewer than 1,000 votes are left out.
Each column is a film in release order. Filled squares mark who was in it, colored by the film's rating.
| The Hooked Generation | 1968 | · | 327 | Producer, Director, Writer | as Acid |
| Mako: The Jaws of Death | 1976 | 4.3 | 1,259 | Producer, Director, Writer | as Charlie |
| Whiskey Mountain | 1977 | · | 462 | Director, Writer, Producer | as Rudy |
