Christopher Guest averages 6.76 across 14 rated films as an actor, ahead of Parker Posey at 6.16.
Dot size shows IMDb votes. Films with fewer than 1,000 votes sit on the baseline.
 Waiting for Guffman | 1996 | 7.4 | Writer, Composer, Director, as Corky St. Clair | as Libby Mae Brown |
 Best in Show | 2000 | 7.5 | Writer, Director | as Meg Swan |
 For Your Consideration | 2006 | 6.3 | Director, as Jay Berman, Writer | as Callie Webb |
| Mascots | 2016 | 5.8 | Writer, Director | as Cindi Babineaux |
