Complex sentence: In the latter film, he is portrayed as a comical villain by Belgian actor Benoît Poelvoorde: he is a central character to the film, even though he was not depicted in the original Asterix at the Olympic Games comic book.
Split into simpler sentences: In the latter film, he is portrayed as a comical villain by Belgian actor Benoît Poelvoorde. He is a central character to the film, even though he was not depicted in the original Asterix at the Olympic Games comic book.