When a banker is found shot dead with a gun in his hand, his daughter refuses to believe it is a suicide. With the help of a detective, she hopes to get to the bottom of the case.
Unfortunately the movie Mystery House is not yet available on HBO Max.
| Directing | Noel M. Smith | Director |
| Camera | L. William O'Connell | Director of Photography |
| Art | Stanley Fleischer | Art Direction |
| Costume & Make-Up | Howard Shoup | Costume Design |
| Editing | Frank Magee | Editor |
| Sound | Howard Jackson | Original Music Composer |
| Production | Hal B. Wallis | Executive Producer |
| Production | Jack L. Warner | Executive Producer |
| Writing | Sherman L. Lowe | Screenplay |
| Writing | Robertson White | Screenplay |
| Writing | Mignon G. Eberhart | Novel |
| Directing | Chuck Hansen | Assistant Director |
| Sound | Leslie G. Hewitt | Sound |
