Filmography for the actress Mary Astor:
| Year | Film | Role | Notes |
|---|---|---|---|
| 1921 | Sentimental Tommy | Bit part | Lost film Scenes deleted |
| My Lady o' the Pines | Norah Collison | Short subject | |
| Brother of the Bear | Marcia Harthorn | Short subject Uncredited role | |
| Peasant Girl / Beggar Maid | Short subject Uncredited role | ||
| Wings of the Border | Bit part | Uncredited role | |
| Bullets or Ballots | Bit part | Uncredited role | |
| The Bashful Suitor | Bit part | Uncredited role | |
| 1922 | The Young Painter | Helen Seymour | Short subject Lost film |
| John Smith | Irene Mason | Lost film | |
| Hope | Hope | Short subject | |
| The Man Who Played God | Young Woman | ||
| Elsie Worden | Lost film | ||
| The Angelus | Bit part | Uncredited role | |
| 1923 | Second Fiddle | Polly Crawford | |
| Success | Rose Randolph | Lost film | |
| Narcissa Escobar | |||
| Hollywood | Herself | cameo Lost film | |
| Puritan Passions | Rachel | Lost film | |
| Vivian Hope-Clarke | Lost film | ||
| Woman-Proof | Violet Lynwood | Lost film | |
| To the Ladies | Bit part | Uncredited role Lost film | |
| 1924 | Lucy | ||
| Beau Brummel | Lady Margery Alvanley | ||
| Mary O'Mallory | |||
| Unguarded Women | Helen Castle | Lost film | |
| Alice Barrows | Incomplete film | ||
| Inez from Hollywood | Fay Bartholdi | Lost film | |
| 1925 | Oh Doctor! | Dolores Hicks | |
| Enticement | Leonore Bewlay | Lost film | |
| Playing with Souls | Margo | Lost film | |
| Don Q, Son of Zorro | Dolores de Muro | ||
| The Pace That Thrills | Doris | Lost film | |
| Scarlet Saint | Fidele Tridon | Lost film | |
| 1926 | High Steppers | Audrey Nye | Lost film |
| Mary | |||
| Don Juan | Adriana della Varnese | ||
| Forever After | Jennie Clayton | Lost film | |
| 1927 | Amy Cortissos | Lost film | |
| Molly Gibson | Lost film | ||
| Two Arabian Knights | Mirza | ||
| Rose of the Golden West | Elena | ||
| Dolly | Incomplete film | ||
| No Place to Go | Sally Montgomery | Incomplete BFI Institute, one reel missing | |
| 1928 | Sailors' Wives | Carol Trent | Lost film |
| Dressed to Kill | Jean MacDonald | ||
| Three-Ring Marriage | Anna | Lost film | |
| Heart to Heart | Princess Delatorre / Ellen Guthrie | ||
| Dry Martini | Elizabeth Quimby | Lost film | |
| Romance of the Underworld | Judith Andrews | ||
| 1929 | New Year's Eve | Marjorie Ware | Lost film |
| Dee Renaud | Lost film | ||
| Year | Film | Role | Notes |
|---|---|---|---|
| 1929 | The Show of Shows | Performer in 'The Pirate' Number | |
| 1930 | Mary Gray, AKA Sally Fairchild | ||
| Ladies Love Brutes | Mimi Howell | ||
| Holiday | Julia Seton | ||
| Rosita Garcia | |||
| 1931 | Princess Anne | ||
| Other Men's Women | Lily Kulper | ||
| Behind Office Doors | Mary Linden | ||
| Frisco Kitty | |||
| White Shoulders | Norma Selbee | Lost film | |
| Smart Woman | Mrs. Nancy Gibson | ||
| Men of Chance | Martha Silk | ||
| 1932 | Follette Marsh | ||
| Those We Love | May Ballard | ||
| Emmy 'Sweetie' Wilton | |||
| Red Dust | Barbara Willis | ||
| 1933 | The Little Giant | Ruth Wayburn | |
| Jennie Gerhardt | Letty Pace | ||
| Hilda Lake | |||
| Virginia 'Ginny' Clafflin Nordholm | |||
| Convention City | Arlene Dale | Lost film | |
| 1934 | Easy to Love | Charlotte Hopkins | |
| Upper World | Mrs. Hettie Stream | ||
| Return of the Terror | Olga Morgan | ||
| Jessica Wells | |||
| Bessie Foley | |||
| I Am a Thief | Odette Mauclair | ||
| 1935 | Red Hot Tires | Patricia Sanford | |
| Straight from the Heart | Marian Henshaw | ||
| Dinky | Mrs. Martha Daniels | ||
| Page Miss Glory | Gladys Russell | ||
| Man of Iron | Vida | ||
| 1936 | Lillian Cooper | ||
| And So They Were Married | Edith Farnham | ||
| Trapped by Television | Barbara 'Bobby' Blake | ||
| Dodsworth | Mrs. Edith Cortright | ||
| Lady from Nowhere | Polly Dunlap | ||
| 1937 | Antoinette de Mauban | ||
| Madame Germaine De Laage | |||
| 1938 | No Time to Marry | Kay McGowan | |
| Paradise for Three | Mrs. Irene Mallebre | ||
| There's Always a Woman | Lola Fraser | ||
| Woman Against Woman | Cynthia Holland | ||
| Listen, Darling | Mrs. Dorothy 'Dottie' Wingate | ||
| 1939 | Midnight | Helene Flammarion | |
| 1940 | Turnabout | Marion Manning | |
| Brigham Young | Mary Ann Young | ||
| 1941 | Sandra Kovak | Academy Award for Best Supporting Actress | |
| Brigid O'Shaughnessy | |||
| 1942 | The Princess Centimillia | ||
| Across the Pacific | Alberta Marlow | ||
| 1943 | Young Ideas | Josephine 'Jo' Evans | |
| Thousands Cheer | Hyllary Jones | ||
| 1944 | Meet Me in St. Louis | Mrs. Anna Smith | |
| Blonde Fever | Delilah Donay | ||
| 1946 | Claudia and David | Elizabeth Van Doren | |
| 1947 | Fiesta | Señora Morales | |
| Desert Fury | Fritzi Haller | ||
| Cynthia | Louise Bishop | ||
| Cass Timberlane | Queenie Havock | ||
| 1949 | Act of Violence | Pat | |
| Little Women | Mrs. March / 'Marmee' | ||
| Any Number Can Play | Ada | ||
| 1953 | Yesterday and Today | Silent film compilation (archive footage only) | |
| 1956 | Mrs. Corliss | ||
| Mrs. George Salt | |||
| 1957 | Mrs. Jargin | ||
| 1958 | This Happy Feeling | Mrs. Tremaine | |
| 1959 | Virgily Beasley | ||
| 1961 | Return to Peyton Place | Mrs. Roberta Carter | |
| Rawhide | Emma Cardwell | S3:E13, "Incident of the Promised Land" | |
| 1964 | Youngblood Hawke | Irene Perry | |
| Hush...Hush, Sweet Charlotte | Mrs. Jewel Mayhew |