S-Z
| Title | Director | Cast | Genre | Notes |
|---|---|---|---|---|
| Santa Fe | Irving Pichel | Randolph Scott, Janis Carter | Western | |
| Scrambled Brains | Jules White | Three Stooges | Comedy | |
| The Secret of Convict Lake | Michael Gordon | Glenn Ford, Gene Tierney | Western | |
| Show Boat | George Sidney | Howard Keel, Kathryn Grayson, Ava Gardner, Gower Champion, Marge Champion, Joe E. Brown | Musical | Based on novel by Edna Ferber; remake of 1936 film |
| Sirocco | Curtis Bernhardt | Humphrey Bogart, Märta Torén, Lee J. Cobb | Film Noir | Based on novel Coup de Grace |
| Sleepy-Time Tom | Hanna Barbera | Tom and Jerry | Animation | |
| Slicked-up Pup | Hanna Barbera | Tom and Jerry | Animation | |
| Smart Alec | Silent Porn | |||
| Starlift | Roy Del Ruth | Janice Rule, Dick Wesson | Musical | |
| The Steel Helmet | Samuel Fuller | Gene Evans, Steve Brodie | War | |
| Storm Warning | Stuart Heisler | Ronald Reagan, Doris Day, Ginger Rogers | Thriller | |
| Strangers on a Train | Alfred Hitchcock | Farley Granger, Ruth Roman, Robert Walker | Thriller | Based on Patricia Highsmith novel |
| A Streetcar Named Desire | Elia Kazan | Vivien Leigh, Marlon Brando, Karl Malden, Kim Hunter | Drama | written by Tennessee Williams; Oscars for Leigh, Malden, Hunter |
| Strictly Dishonorable | Melvin Frank | Ezio Pinza, Janet Leigh | Romantic Comedy | |
| Superman and the Mole Men | Lee Sholem | George Reeves, Phyllis Coates | Action | |
| The Tall Target | Anthony Mann | Dick Powell, Paula Raymond, Adolphe Menjou | Thriller | |
| Teresa | Fred Zinnemann | Pier Angeli, John Ericson | Drama | |
| That's My Boy | Hal Walker | Dean Martin, Jerry Lewis | Comedy | |
| The Thing from Another World | Howard Hawks | Kenneth Tobey, Dewey Martin, James Arness | Sci-fi | Remade in 1982 as The Thing |
| Three Arabian Nuts | Edward Bernds | Three Stooges | Comedy | |
| Thunder on the Hill | Douglas Sirk | Claudette Colbert, Ann Blyth | Drama | |
| Tomahawk | George Sherman | Van Heflin, Yvonne De Carlo, Preston Foster | Western | |
| The Tooth Will Out | Edward Bernds | Three Stooges | Comedy | |
| Too Young to Kiss | Robert Z. Leonard | June Allyson, Van Johnson, Gig Young | Comedy | Golden Globe for Allyson |
| Two Lost Worlds | Norman Dawn | James Arness, Bill Kennedy | Sci-fi | |
| Two of a Kind | Henry Levin | Edmond O'Brien, Lizabeth Scott | Film noir | |
| Two-Dollar Bettor | Edward L. Cahn | Steve Brodie, Marie Windsor | Drama | |
| The Unknown Man | Richard Thorpe | Walter Pidgeon, Ann Harding | Drama | |
| Unknown World | Terry O. Morse | Bruce Kellogg | Sci-fi | |
| Vengeance Valley | Richard Thorpe | Burt Lancaster, Robert Walker | Western | |
| The Wearing of the Grin | Chuck Jones | Porky Pig | Animated | |
| The Well | Leo Popkin | Richard Rober, Harry Morgan | Drama | |
| Westward the Women | William A. Wellman | Robert Taylor, Denise Darcel, John McIntire | Western | |
| When Worlds Collide | Rudolph Mate | Richard Derr, Barbara Rush | Sci-fi | |
| You're in the Navy Now | Henry Hathaway | Gary Cooper | Comedy |
Read more about this topic: List Of American Films Of 1951