Dead of Night

• Four Ealing directors split the segments: Alberto Cavalcanti took 'The Christmas Party' and the famous 'Ventriloquist's Dummy,' Robert Hamer the 'Haunted Mirror,' Charles Crichton the comic 'Golfing Story,' and Basil Dearden the 'Hearse Driver' plus the wraparound frame that stitches them together.
• It was one of the first British horror films made once the genre came back from a wartime freeze — in the summer of 1942 the BBFC effectively banned any film that would have rated an 'H' (for 'horrific'), fearing the effect on public morale. The ban lifted after VE Day, and Dead of Night went out with an 'A' certificate in 1945 — though British papers still condemned it for being dangerously scary.
• The film's circular, no-escape ending literally birthed a cosmological theory. Astrophysicists Fred Hoyle, Hermann Bondi, and Thomas Gold saw it together at Cambridge; its self-repeating structure helped spark their Steady State model of an eternal, beginningless universe, with the founding papers published in 1948.
• The U.S. distributor gutted it. Two whole segments — 'The Christmas Party' and 'The Golfing Story' — were cut to drop the runtime from roughly 103 minutes to about 77 for the 1946 American release, which left the looping ending half-incomprehensible; the full version was restored later.
• Michael Redgrave's Maxwell Frere, the ventriloquist losing himself to his dummy Hugo, is routinely cited as his finest screen performance — Redgrave studied real ventriloquists for the part — and it set the template every evil-dummy story since has copied.
• Redgrave actually trained with popular British ventriloquist Peter Brough to nail the act, and was so fascinated by ventriloquism that he'd hired performers to entertain at his own children's parties before taking the role.

The dummy Hugo isn't supernatural — Frere is. Read Hugo as the externalized voice of Frere's own jealousy and breakdown: the 'dummy' only ever acts when Frere is alone or unraveling, and the final image of Frere speaking in Hugo's voice argues the possession was always a mind eating itself, not an object coming alive.

The frame story isn't a loop the architect repeats — it's a Hell he can never wake from. Each retelling resets him to the doorstep with the same guests and the same doom, suggesting Walter Craig already died in the car crash he keeps being warned about, and the farmhouse is the afterlife replaying his anxiety forever.

The anthology is one psyche, not five strangers. Every tale escalates the same fear — control slipping to an outside force (the hearse-driver's warning, the mirror's other room, Hugo) — so the guests can be read as fragments of Craig's dreaming mind rehearsing his own loss of control before the nightmare finally claims him.

An architect arrives at a country house and freezes: he has dreamed every face in the room. As dread tightens, the guests trade their own brushes with the impossible — a racing driver warned off death by a phantom hearse, a woman who comforts a weeping ghost-child at a Christmas party, a haunted mirror that reflects a strangling room, two golfers and a vengeful suicide, and a ventriloquist whose dummy is winning the war for control of his mind. Then the architect's premonition arrives, and the night folds back on itself, with no way out.