During filming of more than one scene Evelyn Ankers was trying to appear menacing and resentful towards Anne Gwynne. The two actresses were best friends and so both found it difficult to keep a straight face during these scenes and would begin laughing uncontrollably.
Part of the original Shock Theater package of 52 Universal titles released to television in 1957, followed a year later with Son of Shock, which added 20 more features.
Second of the six features in Universal's INNER SANCTUM series, which began December 6, 1943, and was released March 31, 1944.
Ilona Carr's name is incorrectly written Illona Carr on the door to her bureau.