| Directed by |
Alfred L. Werker |
|
| Cast: | ||
| Inspector James 'Jim' Belden | George Murphy | |
| Professor Albert Kafer | Finlay Currie | |
| Millie Zalenko / Teresa Henning | Virginia Gilmore | |
| Alexi Laschenkov / Gregory Anders | Karel Stepanek | |
| Chris Zalenko / Gino | Peter Capell | |
| Mrs. Rita Foss | Vilma Kurer | |
| Mrs. Anna Kafer | Lotte Palfi Andor | |
| August Helmuth | Wolfgang Zilzer | |
| Nicholas Wilben | George Roy Hill | |
| Samson | Steve Mitchell | |
| Director of photography |
Joseph C. Brun |
|
| Produced by |
Louis De Rochemont |
|
| Music composed by |
Louis Applebaum |
|
| Edited by |
Angelo Ross |
|
| Year: | 1952 | |
| Running time: | 98 minutes | |
| Country: | United States | |
| Language: | English | |