Strange Reaction (1970)

In a secluded research facility, a team of scientists faces a crisis when a hazardous lab spill occurs, triggering suspicion and paranoia among them. With no clear culprit, they turn on each other, torn between the fear of the spill's effects and the unsettling possibility of betrayal. As tensions mount and sanity hangs in the balance, they must confront the chilling question: are they succumbing to the toxic spill or to the darker depths of their own minds?