film very similar to Cube (1997)?

[billj]

there was a film i saw when i was achild that was very similar to cube, there were many rooms that kept changing and there was a man with longish hair going through the rooms, in one of the rooms it was full of locusts or flies and in another was a dead body, this is about all i remember

if antone knows the name of the film pleas let me know

it was made in the 90's i think