"Bunny Lake is missing" is a first rate psychological thriller which keeps its viewers guessing until the very end about the real motives of a crime and the person behind a horrible crime.As the knots are untied only till the very end,Otto Preminger has been able to direct a taut thriller which is able to reveal itself as a rewarding experience only for those viewers who watch this film as a mental exercise of catching innocent looking criminals whose identities betray their real motives. An effect of suspense is created by constantly asking questions about reality.What is real ? Who is real ? What is an illusion ? Why does X appear as an illusion ? Although the film is spread over a long,tiring day Otto Preminger still manages to show different people at work.His viewers get to see methods of policemen who are dealing with ordinary people.There are also casual scenes from a children's school where parents leave their children thinking that their wards would be safe.One of the film's major highlight is the manner in which Otto Preminger has nicely handled taboo subjects such as incest and the plight of the unwed mother.Lastly Otto Preminger-a cinéaste who needs no introduction at all to all those cinéphiles who are aware of great films made in the past.For those who are watching this film for the first time,it would be nice if they make efforts to watch his other films.