The series is set in Maastricht, Limburg, a city in the south of the Netherlands, and began broadcasting on Dutch channel NPO 1 on 3 September 2007.
The series is a spin-off of the Flemish show Flikken set in Ghent, Belgium.
[2] The first episode of the series aired on 3 September 2007 at 10:00pm by the Dutch broadcast organisation TROS on channel Nederland 1.
The show is also aired in Italy, under the title Flikken - Coppia in Giallo, with Italian voice-overs.
In the fifth season, Will van Kralingen (hoofdinspecteur Ellis Flammand) came back after she had to leave earlier for medical reasons.
That day included demos of emergency services in Maastricht with special visits of the four leading actors from the show.
The following week, on 3 February, the first episode of season 6 aired, with Ria Eimers playing the role of the new hoofdinspecteur Frieda Mechels.
It was also announced that the character Esmee van Rooy (played by Jamie Grant) would return.
The producers of the series are: Up until now the show has been directed by: De Overloper is the TV film of Flikken Maastricht from 2012.
Angela Schijf who plays the role of Eva van Dongen got the nickname "Schietschijf" on set, which is a Dutch pun on her name because she can shoot quite well.
[4] Since the third season, Dutch actors have guest starred in Flikken Maastricht, including Piet Römer, Melody Klaver, Daniël Boissevain, Theo Maassen, Tygo Gernandt, Rick Engelkes, Mimoun Oaïssa and Melissa Drost.
It wasn't very clear as to what happened to Britt after her departure out of Ghent, even though she told Wolfs that she had no relationship and presently worked in Antwerp.