Ernest Laszlo, A.S.C. (born Ernő László, April 23, 1898 – January 6, 1984) was a Hungarian-American cinematographer for over 60 films, and was known for his frequent collaborations with directors Robert Aldrich and Stanley Kramer.
 He was a member of the American Society of Cinematographers, and was its president from 1972 to 1974.
Joaquin Martinez (November 5, 1930 – January 3, 2012) was a Mexican-born American film, theatre and television actor.
 Often appearing in Westerns, Martinez was perhaps best known for starring roles in the 1972 film, "Jeremiah Johnson", in which he played a Crow chief, Paints His Shirt Red, and the 1972 film, "Ulzana's Raid", which was directed by Robert Aldrich and starred Burt Lancaster.
 Martinez was often typecast in roles that stereotyped Latinos, Native Americans, and Mexicans, but he frequently changed and reworked his characters through his acting, sometimes causing tensions with a production's director.
The Faithful River (Polish: "Wierna rzeka" ) is a Polish historical film directed by Tadeusz Chmielewski.
 It was produced in 1983 and released in 1987.
I Hate Mondays (Polish: "Nie lubię poniedziałku" ) is a 1971 Polish comedy film directed by Tadeusz Chmielewski.
Benito "Ben" F. Carruthers (August 14, 1936 in Illinois, USA – September 27, 1983 in Los Angeles, California) was an American film actor, most notable for his role in John Cassavetes' debut feature film "Shadows" (1959).
 His other films included "A High Wind in Jamaica" (1965), Robert Aldrich's "The Dirty Dozen" (1967) as Glenn Gilpin, "Fearless Frank" (1967), "To Grab the Ring" (1968), "The Lost Continent" (1968), "Riot" (1969) as the unpredictable and psychotic Joe Surefoot, "Man in the Wilderness" (1971), and "Universal Soldier" (1971).
The Dirty Dozen is a 1967 American war film directed by Robert Aldrich, released by MGM, and starring Lee Marvin.
 The picture was filmed in the United Kingdom and features an ensemble supporting cast including Ernest Borgnine, Charles Bronson, Jim Brown, John Cassavetes, Telly Savalas, Robert Webber, and Donald Sutherland.
 The film is based on E. M. Nathanson's novel of the same name that was inspired by a real-life group called the "Filthy Thirteen".
 In 2001, the American Film Institute placed the film at number 65 on their 100 Years... 100 Thrills list.
Robert Burgess Aldrich (August 9, 1918 – December 5, 1983) was an American film director, writer and producer, notable for such films as "Vera Cruz" (1954), "Kiss Me Deadly" (1955), "The Big Knife" (1955), "What Ever Happened to Baby Jane?
" (1962), "Hush… Hush, Sweet Charlotte" (1964), "The Flight of the Phoenix" (1965), "The Dirty Dozen" (1967) and "The Longest Yard" (1974).
Michael Luciano (May 2, 1909 – September 15, 1992) was an American film and television editor with about forty feature film credits and many additional credits for television programs.
 From 1954 to 1977, Luciano edited 20 (nearly all) of the films directed, and often produced, by Robert Aldrich.
 Aldrich was a prolific and independent maker of popular films "who depicted corruption and evil unflinchingly, and pushed limits on violence throughout his career."
 Their early collaboration, the film noir "Kiss Me Deadly" (1955), was entered into the US National Film Registry in 1999; the unusual editing of the film has been noted by several critics.
 Luciano's work with Aldrich was recognized by four Academy Award nominations, for "Hush... Hush, Sweet Charlotte" (1964), "The Flight of the Phoenix" (1965), "The Dirty Dozen" (1967), and "The Longest Yard" (1974).
 The Academy of Motion Picture Arts and Sciences never recognized Aldrich himself.
Tadeusz Chmielewski (7 June 1927 – 4 December 2016) was a Polish film director, screenwriter and film producer, most notable for being one of the pioneers of popular Polish comedy.
 During World War II and until 1948, he was a soldier for the National Armed Forces and the Home Army.
Ralph Meeker (born Ralph Rathgeber; November 21, 1920 August 5, 1988) was an American film, stage and television actor.
 He first rose to prominence for his roles in the Broadway productions of "Mister Roberts" (1948–1951) and "Picnic" (1953), the former of which would earn him a Theatre World Award for his performance.
 In film, Meeker is perhaps best known for his portrayal Mike Hammer in Robert Aldrich's 1955 film noir cult classic "Kiss Me Deadly".

Question: Is it true that both Tadeusz Chmielewski and Robert Aldrich are American film directors?
Answer: no