This is quite an effective little mystery that reminded me at times of "Gaslight" (1944). Claudette Colbert wakes up, suddenly, on a train without any idea how she got there. Repatriated with her husband "Richard" (Don Ameche) she continues to have dizzy spells, increasingly frequent moments of disorientation; she even seems to try to commit suicide. Luckily for her, "Bruce" (Robert Cummings) is over mais...