The real-life kidnapper Willem Holleeder threatened a lawsuit if his name was used, leading the filmmakers to create the character "Rem Hubrechts".

Unlike other depictions, this film spends significant time on Heineken’s personal vendetta after his release, following his obsession with tracking down his captors to ensure they are brought to justice. True Story vs. Fiction

Rutger Hauer (Alfred Heineken), Reinout Scholten van Aschat (Rem Hubrechts), Gijs Naber (Cor van Hout), and Teun Kuilboer (Frans Meijer).

Critics from sources like IMDb note that the film's second half focuses heavily on Heineken’s pursuit of the gang across the globe, a narrative choice that differs from the 2015 English-language remake Kidnapping Mr. Heineken . The Heineken Kidnapping (2011) - IMDb

The movie is a fictionalized account of the 1983 abduction of Freddy Heineken and his chauffeur, Ab Doderer.