Anthony Mann
Anthony Mann (June 30, 1906 – April 29, 1967) was an American actor and film director, best remembered for his work in the film noir and Westerns genres.
As a director, he often collaborated with the cinematographer John Alton.
He directed films for a variety of production companies, from RKO to MGM, and worked with many major stars of the era.
He made several Westerns with James Stewart, such as "Winchester '73" (1950), and he was the director of the medieval epic "El Cid" (1961), working with Charlton Heston and Sophia Loren.
He also directed the big-budget film "Cimarron" (1960), which starred Glenn Ford and Maria Schell.
Peter Levin
Peter Levin is an American director of film, television and theatre.
Dana Blankstein
Dana Blankstein- Cohen( born March 3, 1981) is the director of the Israeli Academy of Film and Television.
She is a film director, and an Israeli culture entrepreneur.
John Donatich
John Donatich is the Director of Yale University Press.
John Farrell (businessman)
John Farrell is the director of YouTube in Latin America.
Olav Aaraas
Olav Aaraas( born 10 July 1950) is a Norwegian historian and museum director.
He was born in Fredrikstad.
From 1982 to 1993 he was the director of Sogn Folk Museum, from 1993 to 2010 he was the director of Maihaugen and from 2001 he has been the director of the Norwegian Museum of Cultural History.
In 2010 he was decorated with the Royal Norwegian Order of St. Olav.
Michael Govan
Michael Govan( born 1963) is the director of the Los Angeles County Museum of Art since 2006.
Prior to this, Govan worked as the director of the Dia Art Foundation in New York City.
Ian Barry (director)
Ian Barry is an Australian director of film and TV.
Mou Tun-fei
Mou Tun-fei( May 3, 1941- May 25, 2019) was a Chinese filmmaker known for directing the infamous 1988 film" Men Behind the Sun".
T-Men
T-Men is a 1947 semidocumentary style film noir by director Anthony Mann and shot by noted noir cameraman John Alton.
The production features Dennis O'Keefe, Mary Meade, Alfred Ryder, Wallace Ford, June Lockhart and Charles McGraw.
A year later, director Mann used the film's male lead, Dennis O'Keefe, in "Raw Deal."
The film was identified as a B movie when featured in the 1992 documentary, "Visions Of Light:
The Art Of Cinematography" for its use of lighting and in the discussion about film noir.

Question: What nationality is the director of film T-Men?
Answer: American