If you think the best Catherine Keener role isn't at the top, then upvote it so it has the chance to become number one. The greatest Catherine Keener performances didn't necessarily come from the best movies, but in most cases they go hand in hand.
Full Frontal and Captain Phillips are included in this list.
"This list answers the questions, "What are the best Catherine Keener movies?" and "What are the greatest Catherine Keener roles of all time?"
Joel Schumacher and Judd Apatow have both worked with Catherine Keener over the years, as have plenty of other well-known directors. If Catherine Keener movies are your thing, then check out the greatest movies by Patricia Clarkson and Vera Farmiga too.