Dev Anand
Dharamdev Pishorimal Anand( 26 September 1923 – 3 December 2011), known as Dev Anand, was a noted Hindi film actor, writer, director and producer known for his work in Hindi films, through a career that spanned over six decades.
He is considered as one of the greatest and most influential actors in the history of Indian Cinema.
Charles Marquis Warren
Charles Marquis Warren( December 16, 1912 — August 11, 1990) was an American motion picture and television writer, producer, and director who specialized in Westerns.
Among his notable career achievements were his involvement in creating the television series" Rawhide" and his work in adapting the radio series" Gunsmoke" for television.
Satan Town
Satan Town is a 1926 American Western film featuring Harry Carey.
Prints of the film have survived.
Arrowhead (1953 film)
Arrowhead is a 1953 western Technicolor film directed by Charles Marquis Warren and starring Charlton Heston and Jack Palance.
The film is based on the novel" Adobe Walls" by W. R. Burnett.
The screenplay was also by Charles Marquis Warren.
Anand Aur Anand
Anand Aur Anand is a 1984 Indian film, which is most famous for being the debut movie of both Dev Anand's son, Suneil Anand as well as Natasha Sinha and famous playback singer Abhijeet Bhattacharya.
It stars Dev Anand along with Suneil Anand, Natasha Sinha, Raakhee, Smita Patil, Raj Babbar, and Biswajeet.
Darling Darling (1977 film)
Darling Darling is 1977 Bollywood film directed by Gogi Anand and starring Dev Anand and Zeenat Aman.
Mr. Right (2009 film)
Mr. Right is a 2009 British film directed by David Morris and Jacqui Morris.
The jointly- made gay- themed film is the debut for both directors.
Sholay Aur Toofan
Sholay Aur Toofan is a 1994 Hindi action film of Bollywood directed by N. Paryani and produced by Mohan T. Gehani.
This film was released on 4 March 1994 under the banner of Devi Films.
Anand- Milind were the music directors of the film.
Katutu, the Blind
Katutu, the Blind is a 1953 film.
Darling Darling (1977 film)
Darling Darling is 1977 Bollywood film directed by Gogi Anand and starring Dev Anand and Zeenat Aman.

Question: Do both directors of films Anand Aur Anand and Arrowhead (1953 Film) have the same nationality?
Answer: no