You'll Find Out
A Cold-Shiver MYSTERY With Hot-Rhythm MUSIC!
1940 | 97m | English
Popularity: 2 (history)
| Director: | David Butler |
|---|---|
| Writer: | James V. Kern, David Butler |
| Staring: |
| The manager of Kay Kyser’s band books them for a birthday party bash for an heiress at a spooky mansion, where sinister forces try to kill her. | |
| Release Date: | Nov 22, 1940 |
|---|---|
| Director: | David Butler |
| Writer: | James V. Kern, David Butler |
| Genres: | Comedy, Romance, Horror, Mystery, Music |
| Keywords | birthday party, bandleader, big band, old mansion |
| Production Companies | RKO Radio Pictures |
| Box Office |
Revenue: $0
Budget: $0 |
| Updates |
Updated: Aug 10, 2025 Entered: Apr 27, 2024 |
| Name | Character |
|---|---|
| Kay Kyser | Himself |
| Peter Lorre | Professor Karl Fenninger |
| Boris Karloff | Judge Spencer Mainwaring |
| Bela Lugosi | Prince Saliano |
| Helen Parrish | Janis Bellacrest |
| Dennis O'Keefe | Chuck Deems |
| Alma Kruger | Aunt Margo Bellacrest |
| Joseph Eggenton | Jurgen |
| Ginny Simms | Herself |
| Harry Babbitt | Himself |
| M.A. Bogue | Ish Kabibble |
| Sully Mason | Himself |
| Mary Bovard | Mary (uncredited) |
| Jeff Corey | Mr. Corey (uncredited) |
| Louise Currie | Marion (uncredited) |
| Bess Flowers | Lady In Taxi (uncredited) |
| Jeanne Houser | Jean (uncredited) |
| Richard Kipling | Script Man (uncredited) |
| Eleanor Lawson | Ms. Gaby Lawson (uncredited) |
| Larry McGrath | Apartment Complainer (uncredited) |
| Frank Mills | Cabbie (uncredited) |
| Mimi Montaye | Mimi (uncredited) |
| Dorothy Moore | Penny (uncredited) |
| Leonard Mudie | Real Karl Fenninger (uncredited) |
| Joseph North | Servant (uncredited) |
| Frank O'Connor | Apartment Responder (uncredited) |
| Beulah Parkington | Mother (uncredited) |
| Jane Patten | Jane (uncredited) |
| Eugenia Rafee | French Maid (uncredited) |
| William Telaak | Mac (uncredited) |
| Joan Warner | Joan (uncredited) |
| Guy Webster | Infant (uncredited) |
| Mary Martha Wood | Georgia (uncredited) |
| Name | Job |
|---|---|
| James V. Kern | Screenplay, Story |
| Frank Redman | Cinematography |
| Irene Morra | Editor |
| Edward Stevenson | Costume Design |
| Fred Fleck | Assistant Director |
| David Butler | Director, Story |
| Vernon L. Walker | Special Effects |
| Name | Title |
|---|---|
| David Butler | Producer |
| Organization | Category | Person |
|---|
Popularity History
| Year | Month | Avg | Max | Min |
|---|---|---|---|---|
| 2024 | 4 | 4 | 7 | 2 |
| 2024 | 5 | 5 | 10 | 2 |
| 2024 | 6 | 3 | 7 | 1 |
| 2024 | 7 | 6 | 16 | 2 |
| 2024 | 8 | 4 | 7 | 2 |
| 2024 | 9 | 2 | 4 | 1 |
| 2024 | 10 | 3 | 7 | 2 |
| 2024 | 11 | 3 | 6 | 1 |
| 2024 | 12 | 4 | 10 | 1 |
| 2025 | 1 | 2 | 5 | 1 |
| 2025 | 2 | 2 | 4 | 1 |
| 2025 | 3 | 2 | 3 | 1 |
| 2025 | 4 | 1 | 2 | 1 |
| 2025 | 5 | 1 | 2 | 1 |
| 2025 | 6 | 1 | 1 | 1 |
| 2025 | 7 | 0 | 0 | 0 |
| 2025 | 8 | 0 | 0 | 0 |
| 2025 | 9 | 0 | 0 | 0 |
| 2025 | 10 | 1 | 2 | 0 |
Trending Position