Frederic Dannay

In this ponderous French mystery-drama, based on an Ellery Queen story, blackmail would seem to be the least of the problems of Charles (Anthony Perkins). His adoptive father Theo (Orson Welles) has a madwoman for a mother, and a gorgeous woman of Charles' age (Marlene Jobert) for a wife. In fact, Charles is deeply attracted to her. In addition, his father encourages the whole family to dress in '20s clothing, which makes them all feel out of place. (allmovie.com)

The mysteriously ill John Braun makes a new will, leaving out his daughter Barbara, over the protests of his wife. The trouble began when the daughter wanted to marry Mr. Braun's doctor, James Rogers. Mrs. Braun asks Inspector Queen to help find the long-missing Barbara. The inspector's son, Ellery, works on the case. He goes to a home frequently visited by Dr. Rogers where the bell is answered by Nikki Porter who Ellery mistakes for Barbara and insists she return to the Braun home. (imdb)

Detective Ellery Queen aids Free Dutch agents battle Nazi spies over a prize of industrial diamonds. (imdb)

Detective Ellery Queen's vacation is interrupted when murder strikes next door to his oceanside cabin. (imdb)

Three play-authors, Horace Dryden, Nick Milburn and "Babe" Lawton, are in an apartment seeking a plot for a new play. They are still on Page 1 when an intoxicated man wanders into their room, collapses and they, looking for identification, find $15,000 in his pockets. On the assumption that me might be a blackmailer, the three decide to build a scenario around him. Thinks become a bit more involved when the man is later found to be murdered.

Legendary detective Ellery Queen sets out to solve a mystery involving an extremely valuable stamp. (imdb)

Detective Ellery Queen has to solve a series of murders where the victims were killed in numerically descending ages, the male victims were strangled with blue cords and the female victims with pink ones. (imdb)