The Secret of the Blue Room
The Secret of the Blue Room is a 1933 American pre-Code murder- mystery film directed by Kurt Neumann and starring Lionel Atwill, Gloria Stuart, Paul Lukas and Edward Arnold.
The plot is based on the German film" Secret of the Blue Room", made the previous year.
Universal remade it twice: as" The Missing Guest" in 1938 and as" Murder in the Blue Room" in 1944; the latter is played mostly as a comedy with songs, though still largely faithful to the original plot.
The Mystery of the Blue Room
The Mystery of the Blue Room( Czech: Záhada modrého pokoje) is a 1933 Czechoslovak mystery film, directed by Miroslav Cikán.
It is a remake of the German film" Secret of the Blue Room"( 1932).
It stars Karel Hašler, František Kovářík, and Jaroslav Marvan.
Murder in the Blue Room
Murder in the Blue Room is a 1944 American film directed by Leslie Goodwins.
It is the second remake of the 1933 American Pre- Code murder- mystery film" Secret of the Blue Room," the first being Universal's 1938 remake," The Missing Guest."
Faithful to the original plot," Murder in the Blue Room" plays up the comedy with songs.
The plot is based on the 1932 German film" Secret of the Blue Room".
Miroslav Cikán
Miroslav Cikán (February 11, 1896 - February 1, 1962 in Prague) was a Czech film director.
He frequently worked with actors such as Hugo Haas, Jan Werich, and Vlasta Burian.
Varadakshina
Varadakshina is a 1977 Indian Malayalam film, directed by J. Sasikumar and produced by Stanley.
The film stars Prem Nazir, Jayabharathi, Kaviyoor Ponnamma and Adoor Bhasi in the lead roles.
The film has musical score by G. Devarajan.
J. Sasikumar
Nambiathusseril Varkey John( 14 October 1927 – 17 July 2014), better known by his screen name Sasikumar, was an Indian film director who worked in Malayalam cinema.
One of the most prolific directors in world cinema, he has directed more than 141 films in his career which began in the mid-1960s.
He is often referred to as Hitmaker Sasikumar due to the commercial success of his films.
Sasikumar holds three world records: the records for most films( 141), most films having the same actor as hero( Prem Nazir in 84 films) and the most films directed in a year( 15 films in 1977).
He died in 2014 at the age of 86.
The Mystery of Death
The Mystery of Death, also known as" The Mystery of Death: Pisces Jade Pendant", is a 2015 Chinese adventure suspense thriller film directed by Ben Wong.
It was released on February 6, 2015.
The Missing Guest
The Missing Guest is a 1938 American mystery film directed by John Rawlins and starring Paul Kelly, Constance Moore and William Lundigan.
It is a remake of the 1933 film" The Secret of the Blue Room", based on an original German film from the year before.
It was followed by a further version" Murder in the Blue Room" in 1944.
The film's sets were designed by the art director Jack Otterson.
The Mystery of the Hansom Cab (1936 film)
The Mystery of a Hansom Cab is a reissue in 1935 of the 1925 Australian silent film of the same namebased on the novel" The Mystery of a Hansom Cab".
It was released by Pathescope.
The Mystery of 13
The Mystery of 13 is a 1919 American drama film serial directed by Francis Ford.

Question: Do both directors of films Varadakshina and The Mystery Of The Blue Room share the same nationality?
Answer: no