![](https://image.tmdb.org/t/p/w92/sUJNIJqSPIX2hEFu82OjaqZJK1m.jpg)
A gang of criminals, which includes a piano player and an imposing former convict known as 'Gruesome', has found out about a scientist's secret formula for a gas that temporarily paralyzes anyone who breathes it. When Gruesome accidentally inhales …
Boris Karloff,
Ralph Byrd,
Anne Gwynne,
Edward Ashley,
June Clayworth,
Lyle Latell,
Tony Barrett
Added on Amazon Prime 2023-02-07.