Question: How could the murderers possibly have known which swimwear Arlena would be wearing and have exactly the same costume?
Evil Under the Sun (1982)
1 question
Directed by: Guy Hamilton
Starring: Maggie Smith, James Mason, Peter Ustinov, Colin Blakely, Jane Birkin, Nicholas Clay
Revealing mistake: The dead woman who is found at the beginning of the movie takes a rather deep breath at the end of the shot. (00:02:40)
Myra Gardener: Well, what the hell do we do now, Odell?
Odell Gardener: Just leave it to me. I'll think of something.
Myra Gardener: Hmmph, my hero. I swear, if you were a man I would divorce you.
Answer: They didn't. They dragged her into a small enclave and stripped off her bathing suit. The wife put it on and pretended to be Arlena sunning herself.