Sam Spade is samen met zijn partner Miles Archer eigenaar van een detectivebureau. Op een dag wordt Archer doodgeschoten terwijl hij iemand aan het schaduwen is. Vanaf dat moment wordt Spade in de gaten gehouden door de politie.
Nee, helaas is Maltezer Valk nog niet beschikbaar op Netflix in Nederland.
| Writing | John Huston | Screenplay |
| Editing | Thomas Richards | Editor |
| Art | Robert M. Haas | Art Direction |
| Directing | John Huston | Director |
| Production | Hal B. Wallis | Executive Producer |
| Sound | Adolph Deutsch | Original Music Composer |
| Camera | Arthur Edeson | Director of Photography |
| Costume & Make-Up | Orry-Kelly | Costume Design |
| Costume & Make-Up | Perc Westmore | Makeup Artist |
| Sound | Leo F. Forbstein | Music Director |
| Costume & Make-Up | Frank McCoy | Makeup Artist |
| Camera | Mike Joyce | Camera Operator |
| Directing | Jack Sullivan | Assistant Director |
| Sound | Arthur Lange | Orchestrator |
| Costume & Make-Up | Jean Udko | Hairstylist |
| Writing | Dashiell Hammett | Novel |
| Production | Henry Blanke | Associate Producer |
| Production | Al Alleborn | Unit Manager |
| Directing | Claude Archer | Assistant Director |
| Directing | John Prettyman | Second Assistant Director |
| Art | John Gilbert Kissel | Props |
| Art | Keefe Maley | Assistant Property Master |
| Crew | William McConnell | Scenic Artist |
| Sound | Oliver S. Garretson | Sound |
| Lighting | William Conger | Gaffer |
| Camera | E.F. Dexter | Grip |
| Camera | Mack Elliott | Still Photographer |
| Camera | Wally Meinardus | Assistant Camera |
| Camera | William Steudeman | Best Boy Grip |
| Costume & Make-Up | Burrell Kring | Wardrobe Master |
| Costume & Make-Up | Cora Lobb | Wardrobe Master |
| Sound | Louis Kaufman | Musician |
| Directing | Meta Carpenter | Script Supervisor |
| Crew | Robert Foulk | Dialogue Coach |
