O Drakos (Greek: Ο Δράκος ; English: "The Ogre of Athens" or "The Dragon" or "The fiend of Athens") is a Greek black-and-white film, produced in 1956, directed by Nikos Koundouros.
 It won the award for best movie 1955–1959 in the first Thessaloniki Film Festival.
 It also took part in the Venice Film Festival.
Nikos Koundouros (Greek: Νίκος Κούνδουρος ; 15 December 1926 – 22 February 2017) was a Greek film director.
Marc Caro, born 2 April 1956, is a French filmmaker and cartoonist, best known for his co-directing projects with Jean-Pierre Jeunet.
Show Bitch is a 2010 comedy musical film by veteran Greek director Nikos Zervos.
 The film had its premiere on 11 December 2010 at one of the oldests rock clubs in Athens,Greece named Gagarin and it is a parody of showbizness,starring Renos Haralampidis, Anna Rezan and Dimitris Poulikakos.
 The costumes of the film were made by,the notable member of the European Film Academy,Bianca Nikolareizi.
Dante 01 is a 2008 science fiction film by French director Marc Caro.
Young Aphrodites (Greek: Μικρές Αφροδίτες , translit.
 Mikres Afrodites) is an award-winning drama film of 1963 directed by Nikos Koundouros based on a script of Vassilis Vassilikos.
The Face of Medusa (Greek: Το πρόσωπο της Μέδουσας , translit.
 To prosopo tis Medousas and also known as "Vortex") is a 1967 Greek drama film directed by Nikos Koundouros.
 It was entered into the 17th Berlin International Film Festival.
 It features a beautiful man-eating woman on a remote Greek island, eating stranded men.
1922 is a 1978 Greek drama film directed by Nikos Koundouros.
Oi paranomoi (Greek: Οι παράνομοι ) is a 1958 Greek drama film directed by Nikos Koundouros.
 It was entered into the 8th Berlin International Film Festival.
George Tzavellas, also rendered Giorgos Tzavellas, Yiorgos Tzavellas, or Yorgos Javellas (Greek: Γιώργος Τζαβέλλας , 1916, Athens – October 18, 1976), was a Greek film director, screenwriter, and playwright.
 His filmmaking was particularly influential, with critic Georges Sadoul considering him "one of the three major postwar Greek directors" (along with Michael Cacoyannis and Nikos Koundouros).

Question: Is it true Marc Caro is a French cartoonist and filmmaker and Nikos Koundouros is a Greek director?
Answer: yes