Passenger

While aboard a transatlantic passenger ship, a German woman, Liza, notices someone who looks like Marta, a former inmate at Auschwitz, where Liza used to be a guard.

Passenger is a 1963 drama war movie, starring Anna Ciepielewska, Jan Kreczmar, Marek Walczewski. It holds an IMDb rating of 7.4/10 from 2,476 votes and runs 1h 2m.