| Title | Director | Cast | Genre | Notes |
|---|
| I, Claudius | Josef von Sternberg | Charles Laughton,Emlyn Williams,Merle Oberon | Historical | Uncompleted adaptation ofRobert Graves's novel |
| Intimate Relations | Clayton Hutton | June Clyde,Garry Marsh,Jack Hobbs | Comedy | |
| It's a Grand Old World | Herbert Smith | Gina Malo,Sandy Powell,Cyril Ritchard | Comedy | |
| It's Never Too Late to Mend | David MacDonald | Tod Slaughter,Jack Livesey,Marjorie Taylor | Melodrama | |
| It's Not Cricket | Ralph Ince | Claude Hulbert,Henry Kendall,Betty Lynne | Comedy | |
| Jennifer Hale | Bernard Mainwaring | René Ray,Ballard Berkeley,John Longden | Crime | |
| Jericho | Thornton Freeland | Paul Robeson,Henry Wilcoxon,Wallace Ford | Adventure | |
| Jump for Glory | Raoul Walsh | Douglas Fairbanks Jr.,Valerie Hobson,Alan Hale | Drama | |
| Kathleen Mavourneen | Norman Lee | Sally O'Neil,Tom Burke,Jeanne Stuart | Musical | |
| Keep Fit | Anthony Kimmins | George Formby,Kay Walsh,Guy Middleton | Comedy | |
| King Solomon's Mines | Robert Stevenson,Geoffrey Barkas | Cedric Hardwicke,Anna Lee,Paul Robeson | Adventure | Based on novel byH. Rider Haggard |
| Knight Without Armour | Jacques Feyder | Marlene Dietrich,Robert Donat,Irene Vanbrugh | Drama | |
| Knights for a Day | Norman Lee | Nelson Keys,John Garrick,Nancy Burne | Comedy | |
| Lancashire Luck | Henry Cass | George Carney,Wendy Hiller,Nigel Stock | Comedy | |
| Landslide | Donovan Pedelty | Jimmy Hanley,Dinah Sheridan,Elizabeth Inglis | Drama | |
| The Last Adventurers | Roy Kellino | Niall MacGinnis,Linden Travers,Kay Walsh | Drama | |
| The Last Chance | Thomas Bentley | Frank Leighton,Judy Kelly,Laurence Hanray | Drama | |
| The Last Curtain | David MacDonald | Campbell Gullan,Kenne Duncan,Greta Gynt | Crime | |
| The Last Rose of Summer | James A. FitzPatrick | John Garrick,Cecil Ramage,Kathleen Gibson | Musical | [1] |
| Leave It to Me | Herbert Smith | Sandy Powell,Franklin Dyall,Garry Marsh | Comedy | [2] |
| Let's Make a Night of It | Graham Cutts | Charles "Buddy" Rogers,June Clyde,Claire Luce | Comedy | |
| The Lilac Domino | Frederic Zelnik | June Knight,Fred Emney,Richard Dolman | Musical | |
| Little Miss Somebody | Walter Tennyson | Binkie Stuart,Kathleen Kelly,Jane Carr | Drama | [3] |
| The Live Wire | Herbert Brenon | Bernard Nedell,Felix Aylmer,Jean Gillie | Comedy | [4] |
| London Melody | Herbert Wilcox | Anna Neagle,Tullio Carminati,Robert Douglas | Musical | |
| Love from a Stranger | Rowland V. Lee | Ann Harding,Basil Rathbone,Binnie Hale | Thriller | |
| Lucky Jade | Walter Summers | Betty Ann Davies,John Warwick,Syd Crossley | Comedy crime | |
| Macushla | Alex Bryce | Liam Gaffney,Max Adrian, Edgar K. Bruce | Drama | |
| Make-Up | Alfred Zeisler | Nils Asther,June Clyde,Judy Kelly | Drama | |
| The Man Who Could Work Miracles | Lothar Mendes | Roland Young,Ralph Richardson | Fantasy | |
| The Man Who Made Diamonds | Ralph Ince | Noel Madison,James Stephenson,Lesley Brook | Crime | |
| Mayfair Melody | Arthur B. Woods | Keith Falkner,Chili Bouchier,Bruce Lester | Musical | |
| Melody and Romance | Maurice Elvey | Hughie Green,Margaret Lockwood,Alastair Sim | Comedy | |
| Member of the Jury | Bernard Mainwaring | Ellis Irving,Marjorie Hume,Franklyn Bellamy | Crime | |
| Merry Comes to Town | George King | Zasu Pitts,Guy Newall,Betty Ann Davies | Comedy | |
| Midnight Menace | Sinclair Hill | Charles Farrell,Margaret Vyner,Fritz Kortner | Thriller | |
| Millions | Leslie S. Hiscott | Gordon Harker,Frank Pettingell,Jane Carr | Comedy | |
| The Minstrel Boy | Sidney Morgan | Fred Conyngham,Chili Bouchier,Lucille Lisle | Musical | |
| Missing, Believed Married | John Paddy Carstairs | Wally Patch,Julian Vedey,Hazel Terry | Comedy | |
| Moonlight Sonata | Lothar Mendes | Ignacy Jan Paderewski,Charles Farrell,Eric Portman | Drama | |
| Mr. Smith Carries On | Lister Laurance | Edward Rigby,Julien Mitchell,Basil Langton | Crime | |
| Museum Mystery | Clifford Gulliver | Elizabeth Inglis,Gerald Case,Charles Paton | Crime | |
| The Mutiny of the Elsinore | Roy Lockwood | Lyn Harding,Paul Lukas,Kathleen Kelly | Action | |
| Night Ride | John Paddy Carstairs | Wally Patch,Jimmy Hanley,Julian Vedey | Drama | |
| Non-Stop New York | Robert Stevenson | John Loder,Anna Lee,Francis L. Sullivan | Crime | |
| O.H.M.S. | Raoul Walsh | Wallace Ford,John Mills,Anna Lee | Action comedy | |
| O-Kay for Sound | Marcel Varnel | The Crazy Gang,Fred Duprez,Enid Stamp Taylor | Comedy |
| Oh, Mr Porter! | Marcel Varnel | Will Hay,Graham Moffatt,Moore Marriott | Comedy | |
| Old Mother Riley | Oswald Mitchell | Arthur Lucan,Kitty McShane,Barbara Everest | Comedy | |
| Our Fighting Navy | Norman Walker | Robert Douglas,Richard Cromwell,Hazel Terry | Action | |
| Over She Goes | Graham Cutts | Stanley Lupino,Claire Luce,Max Baer | Musical comedy | |
| Paradise for Two | Thornton Freeland | Jack Hulbert,Patricia Ellis,Googie Withers | Comedy | |
| Passenger to London | Lawrence Huntington | John Warwick,Jenny Laird,Nigel Barrie | Thriller | |
| Patricia Gets Her Man | Reginald Purdell | Hans Söhnker,Lesley Brook,Edwin Styles | Comedy | |
| Pearls Bring Tears | Manning Haynes | John Stuart,Dorothy Boyd,Googie Withers | Comedy | |
| The Penny Pool | George Black | Douglas Wakefield,Gabrielle Brune,Tommy Fields | Comedy | |
| The Perfect Crime | Ralph Ince | Ralph Ince,Hugh Williams,Glen Alyn | Crime | |
| Please Teacher | Stafford Dickens | Bobby Howes,René Ray,Wylie Watson | Comedy | |
| The Price of Folly | Walter Summers | Leonora Corbett,Colin Keith-Johnston,Judy Kelly | Drama | |
| Racing Romance | Maclean Rogers | Bruce Seton,Marjorie Taylor,Eliot Makeham | Comedy | [5] |
| The Rat | Thomas Bentley | Anton Walbrook,Ruth Chatterton,Rene Ray | Drama | |
| Return of the Scarlet Pimpernel | Hanns Schwarz | Barry K. Barnes,James Mason,Margaretta Scott | Thriller | |
| Return of a Stranger | Victor Hanbury | Griffith Jones,Rosalyn Boulter,Athole Stewart | Drama | |
| The Reverse Be My Lot | Raymond Stross | Ian Fleming,Marjorie Corbett,Mickey Brantford | Drama | |
| Rhythm Racketeer | James Seymour | Harry Roy,Princess Pearl,Norma Varden | Musical | |
| Riding High | David MacDonald | Claude Dampier,John Garrick,Kathleen Gibson | Comedy | |
| The Robber Symphony | Friedrich Feher | Françoise Rosay,Magda Sonja,George Graves | Musical | |
| A Romance in Flanders | Maurice Elvey | Paul Cavanagh,Marcelle Chantal,Garry Marsh | Drama | |
| Rose of Tralee | Oswald Mitchell | Binkie Stuart,Kathleen O'Regan,Fred Conyngham | Musical | |