A-B
| Title | Director | Cast | Genre | Notes |
|---|---|---|---|---|
| 23 Paces to Baker Street | Henry Hathaway | Van Johnson, Vera Miles | Thriller | From Philip MacDonald novel |
| Accused of Murder | Joseph Kane | David Brian, Vera Ralston, Sidney Blackmer, Virginia Grey | Mystery | |
| Alexander the Great | Robert Rossen | Richard Burton, Claire Bloom, Fredric March | Drama | United Artists |
| Anastasia | Anatole Litvak | Ingrid Bergman, Yul Brynner, Helen Hayes | Drama | 20th Century Fox |
| Anything Goes | Robert Lewis | Bing Crosby, Donald O'Connor, Mitzi Gaynor | Musical | Remake of 1936 classic |
| Around the World in Eighty Days | Michael Anderson, John Farrow | David Niven, Cantinflas, Shirley MacLaine, Robert Newton | Adventure | winner of 5 Oscars, Best Picture; based on a novel by Jules Verne |
| Attack | Robert Aldrich | Jack Palance, Eddie Albert, Lee Marvin | War | United Artists |
| Autumn Leaves | Robert Aldrich | Joan Crawford, Cliff Robertson | Drama | Columbia Pictures |
| Away All Boats | Joseph Pevney | Jeff Chandler, George Nader | War | Universal Pictures |
| Baby Doll | Elia Kazan | Carroll Baker, Eli Wallach | Drama | written by Tennessee Williams |
| Back from Eternity | John Farrow | Robert Ryan, Anita Ekberg, Rod Steiger | Drama | remake of Five Came Back |
| Backlash | John Sturges | Richard Widmark, Donna Reed | Drama | |
| The Bad Seed | John Sturges | Nancy Kelly, Patty McCormack | Suspense | Universal Pictures |
| Barbecue Brawl | William Hanna, Joseph Barbera | Tom and Jerry | Animation | MGM |
| Battle Hymn | Douglas Sirk | Rock Hudson, Martha Hyer | War | Universal Pictures |
| The Beast of Hollow Mountain | Edward Nassour, Ismael Rodriguez | Horror | ||
| Between Heaven and Hell | Richard Fleischer | Robert Wagner, Buddy Ebsen, Broderick Crawford | War | 20th Century Fox |
| Beyond a Reasonable Doubt | Fritz Lang | Dana Andrews, Joan Fontaine | Film Noir | RKO Pictures; remade in 2009 |
| Bhowani Junction | George Cukor | Ava Gardner, Stewart Granger, Bill Travers | Drama | |
| Bigger Than Life | Nicholas Ray | James Mason, Barbara Rush, Walter Matthau | Drama | 20th Century Fox |
| The Birds and the Bees | Norman Taurog | George Gobel, Mitzi Gaynor, David Niven | Musical | Paramount Pictures |
| The Black Sleep | Reginald Le Borg | Basil Rathbone, Lon Chaney | Horror | |
| Blue Cat Blues | Hanna Barbera | Tom and Jerry | Animation | MGM |
| The Bold and the Brave | Lewis R. Foster | Mickey Rooney, Wendell Corey | War | |
| The Brave One | Irving Rapper | Michel Ray, Elsa Cárdenas | Drama | |
| Broom-Stick Bunny | Chuck Jones | Looney Tunes | Animation | Warner Bros. |
| Bus Stop | Joshua Logan | Marilyn Monroe, Don Murray | Drama | 20th Century Fox; based on William Inge plays |
| Busy Buddies | Hanna Barbera | Tom and Jerry | Animation | MGM |
Read more about this topic: List Of American Films Of 1956