Rookie police detective Tobin leads the investigation into a series of brutal murders, starting with that of an unidentified woman with a tattoo on her wrist. He seeks the help of botanist Dr. Mahan to identify blades of grass in the car in which the corpse was found, and is surprised to learn that Mahan is a woman.
| MPAA Rating: | NR |
| Genre: | Crime, Film Noir, Mystery, Drama, Romance |
| Country: | United States |
| Produced By: | Howard Hughes, Jay Bonafield, Douglas Travers |
| Directed By: | Edward Montagne |
| Written By: | Philip H. Reisman Jr. |
| Cast: | Henry Lasko, William Gibberson, John Miles, Patricia Barry, Lewis Charles, Rod McLennan, Frank Tweddell, Walter Kinsella, Jack Lord, Herbert Holcombe, Jim Boles, William Alston, Arthur L. Jarrett |
| In Theaters: | Feb 09, 1950 |
| Runtime: | 1 hour 4 minutes |
| Production: | RKO Radio Pictures |
| Budget: | $124,000 |
| Read More On: | Wikipedia |