Who Killed Teddy Bear (1965) is a gritty, atmospheric crime thriller that captures the seedy underbelly of 1960s New York with unsettling realism. The film follows Norah Dain, a disco hostess who becomes the target of a relentless and disturbing stalker. As anonymous, sexually explicit phone calls escalate into more threatening behavior, Norah turns to the police for help. Detective Sgt. Dave Madden takes a personal interest in her case, delving into a world of vice and psychological torment where the line between predator and protector begins to blur.

Director Joseph Cates crafts a tense, noir-inspired atmosphere, using the neon-lit clubs and shadowy streets of New York to amplify the sense of paranoia and danger. Juliet Prowse delivers a compelling performance as Norah, balancing vulnerability with a determined resilience, while Jan Murray brings a world-weary intensity to Detective Madden. The film's unflinching exploration of obsession and urban isolation was provocative for its time, predating many modern psychological thrillers.

Viewers should watch Who Killed Teddy Bear for its raw, suspenseful narrative and its historical significance as an early example of the stalker thriller genre. The film's moody cinematography, taut pacing, and strong central performances create a gripping experience that remains effective decades later. It's a must-watch for fans of classic crime dramas and psychological mysteries seeking a film that combines genre tension with character-driven depth.