Allison Janney
Filmografi > Film

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| Tahun  | Film  | Peran  | Catatan  |
| --- | --- | --- | --- |
| 1989 | Who Shot Patakango? | Miss Penny |   |
| 1994 | Dead Funny | Jennifer |   |
| 1994 | The Cowboy Way | operator komputer Departemen Kepolisian New York |   |
| 1994 | Wolf | Party Guest |   |
| 1994 | Miracle on 34th Street | Wanita di toko Natal |   |
| 1995 | Heading Home | Mary Polanski |   |
| 1996 | Flux | Heather |   |
| 1996 | Rescuing Desire | Betsy |   |
| 1996 | Walking and Talking | Gum Puller |   |
| 1996 | Big Night | Ann |   |
| 1996 | Faithful | Sales |   |
| 1996 | The Associate | Sandy |   |
| 1997 | Anita Liberty | Dokter spesialis penyakit wanita | Film pendek  |
| 1997 | Private Parts | Dee Dee |   |
| 1997 | The Ice Storm | Dot Halford |   |
| 1997 | Julian Po | Lilah Leech |   |
| 1998 | Primary Colors | Miss Walsh |   |
| 1998 | The Object of My Affection | Constance Miller |   |
| 1998 | The Impostors | Maxine |   |
| 1998 | Six Days, Seven Nights | Marjorie, atasan Robin |   |
| 1998 | Celebrity | Evelyn Isaacs |   |
| 1999 | 10 Things I Hate About You | Miss Perky |   |
| 1999 | Drop Dead Gorgeous | Loretta |   |
| 1999 | American Beauty | Barbara Fitts |   |
| 1999 | The Debtors |  |   |
| 2000 | Leaving Drew | Paula | Film pendek  |
| 2000 | Auto Motives | Gretchen | Film pendek  |
| 2000 | Nurse Betty | Lyla Branch |   |
| 2000 | Rooftop Kisses | Melissa | Pengisi suara  |
| 2002 | The Hours | Sally Lester |   |
| 2003 | Finding Nemo | Peach (pengisi suara) |   |
| 2003 | How to Deal | Lydia Martin |   |
| 2003 | Chicken Party | Barbara Strasser | Film pendek  |
| 2004 | Piccadilly Jim | Eugenia Crocker |   |
| 2004 | Winter Solstice | Molly Ripkin |   |
| 2005 | Strangers with Candy | Alice |   |
| 2005 | The Chumscrubber | Allie Stifle |   |
| 2005 | Our Very Own | Joan Whitfield |   |
| 2006 | Over the Hedge | Gladys Sharp (voice) |   |
| 2007 | Hairspray | Prudy Pingleton |   |
| 2007 | Juno | Brenda "Bren" MacGuff |   |
| 2008 | Pretty Ugly People | Suzanna |   |
| 2008 | Prop 8: The Musical | Istri ketua Prop 8 |   |
| 2009 | Away We Go | Lily |   |
| 2009 | Life During Wartime | Trish Maplewood |   |
| 2011 | Margaret | Gadis korban kecelakaan / Monica Patterson |   |
| 2011 | A Thousand Words | Samantha Davis |   |
| 2011 | The Help | Charlotte Phelan |   |
| 2012 | The Oranges | Cathy Ostroff |   |
| 2012 | Struck by Lightning | Sheryl Phillips |   |
| 2012 | Liberal Arts | Prof. Judith Fairfield |   |
| 2013 | The Way, Way Back | Betty Thompson |   |
| 2013 | Days and Nights | Elizabeth |   |
| 2013 | Bad Words | Dr. Bernice Deagan |   |
| 2013 | Trust Me | Meg |   |
| 2013 | Brightest Star | Ahli astronomi |   |
| 2014 | Tammy | Deb |   |
| 2014 | Mr. Peabody & Sherman | Mrs. Grunion (pengisi suara) |   |
| 2014 | The Rewrite | Mary Weldon |   |
| 2014 | Get on Up | Kathy |   |
| 2015 | The Duff | Dottie Piper |   |
| 2015 | Spy | Elaine Crocker |   |
| 2015 | Minions | Madge Nelson (pengisi suara) |   |
| 2016 | Tallulah | Margaret "Margo" Mooney |   |
| 2016 | Finding Dory | Peach (voice) | Cameo  |
| 2016 | Miss Peregrine's Home for Peculiar Children | Dr. Nancy Golan / Mr. Barron |   |
| 2016 | The Girl on the Train | Detective Riley |   |
| 2017 | A Happening of Monumental Proportions | Principal Nichols |   |
| 2017 | Sun Dogs | Rose Chipley |   |
| 2017 | I, Tonya | LaVona Golden |   |
| 2019 | Troop Zero | Miss Massey |   |
| 2019 | Ma | Dr. Brooks |   |
| 2019 | Bad Education | Pamela "Pam" Gluckin |   |
| 2019 | The Addams Family | Margaux Needler (suara) |   |
| 2019 | Bombshell | Susan Estrich |   |
| 2020 | Lazy Susan | Velvet Swensen |   |
| 2022 | LOU | Lou Adell |   |
| TBA | Breaking News in Yuba County | Sue Bottoms | Pasca produksi  |