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Best: 'I, Tonya' (2017) - The film earned Allison Janney the Oscar for Best Supporting Actress in 2018.

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Best: 'I, Tonya' (2017) - The Chicago Sun-Times described the film as smart, funny, and insightful.

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Best: 'I, Tonya' (2017) - The Observer said the film was factual and funny.

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Best: 'I, Tonya' (2017) - Time Out ranked it as the most fabulous and tragic movie of the year.

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Worst: 'Tammy' (2014) - Allison Janney starred in some not-so-successful comedies too. This 2014 movie didn't receive the best critics.

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Worst: 'Tammy' (2014) - Time considered the film a bad comedy with many mistakes.

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Worst: 'Tammy' (2014) - IndieWire even went further and called the film boring, uninteresting, and with unpleasant characters.

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Best: 'Tallulah' (2016) - The actress played Margo in this original Netflix movie.

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Best: 'Tallulah' (2016) - The movie divided opinions among critics, but according to the Chicago Sun-Times, it was one of the most moving films of 2016, where every 20 minutes something new happens and leaves you more interested in the story.

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Best: 'Tallulah' (2016) - The New York Times has made it clear that sometimes it's hard to believe the plot, but even so, it has classified the story as lively and well-told.

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Worst: 'Brightest Star' (2013) - Allison Janney starred in this teenage love story, but the movie wasn't well received by the critics.

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Worst: 'Brightest Star' (2013) - The New York Daily News pointed out that the film starts off dull and only gets worse.

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Worst: 'Brightest Star' (2013) - The Hollywood Reporter classified the film as weak and uninteresting.

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Best: 'Juno' (2007) - Allison Janney was part of the cast of 'Juno,' which won the Oscar for Best Original Screenplay.

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Best: 'Juno' (2007) - The San Francisco Chronicle praised the movie and considered it perfect in every way.

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Best: 'Juno' (2007) - USA Today drew attention to the cast's incredible performances that made the movie charming and honest.

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Worst: 'A Thousand Words' (2002) - Starring Eddie Murphy, the film had Allison Janney playing Samantha Davis.

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Worst: 'A Thousand Words' (2002) - Entertainment Weekly said that the film should've been based on Eddie Murphy's ability to make the audience laugh, but that it didn't turn out that way.

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Worst: 'A Thousand Words' (2002) - The Miami Herald called it a colossally misguided vanity project.

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Best: 'Hairspray' (2007) - The musical was highly rated by the critics at the time of its release in 2007. Allison Janney was part of the cast.

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Best: 'Hairspray' (2007) - The San Francisco Chronicle's critique was highly positive, calling the movie magical and saying that it was a great movie with lots of fun.

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Best: 'Hairspray' (2007) - The Christian Science Monitor considered the film a feel-good upbeat musical.

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Worst: 'Drop Dead Gorgeous' (1999) - Allison Janney starred in this comedy about two mothers trying to help their daughters win a beauty contest.

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Worst: 'Drop Dead Gorgeous' (1999) - The Washington Post called the comedy more dead than gorgeous.

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Worst: 'Drop Dead Gorgeous' (1999) - The San Francisco Examiner considered the film relentlessly defective.

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Best: 'American Beauty' (1999) - The film was considered one of the best movies of the year by critics. They were right! 'American Beauty' won several Golden Globes and the Oscar for Best Picture, as well as awards in other categories.

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Best: 'American Beauty' (1999) - The San Francisco Chronicle rated the film, starring Kevin Spacey, as a brilliant, beautifully executed drama with the best cast of the year.

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Best: 'American Beauty' (1999) - The Washington Post called the movie hilarious and brutally frank.

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