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Rex Harrison averages 6.72 across 20 rated films as an actor, ahead of John Alderson at 6.46.
Dot size shows audience votes. Films below the source vote floor sit on the baseline.
| 1963 | 7.1 | as Julius Caesar | as Roman Officer (uncredited) | |
| 1964 | 7.5 | as Professor Henry Higgins | as Jamie - Doolittle's crony (uncredited) |