<P> As more people are murdered , Henrik realizes that the common link between the victims is people associated with Tommy - a gangster and a police informer that Henrik used to know . Tommy had told Henrik when and where his gang would be raiding another gang but the prosecutor refused to follow up on the tip . The raid led to bloodshed and a number of deaths , resulting in the execution of Tommy as a police informer , a fact inadvertently revealed by a journalist whose brother was one of the victims . Henrik and Lilian 's involvement in that case makes their loved ones potential victims of future murders because they are considered to have betrayed Tommy . Kevin is revealed as Tommy 's son , whose real name is Brian . </P>
<P> As more people are murdered , Henrik realizes that the common link between the victims is people associated with Tommy - a gangster and a police informer that Henrik used to know . Tommy had told Henrik when and where his gang would be raiding another gang but the prosecutor refused to follow up on the tip . The raid led to bloodshed and a number of deaths , resulting in the execution of Tommy as a police informer , a fact inadvertently revealed by a journalist whose brother was one of the victims . Henrik and Lilian 's involvement in that case makes their loved ones potential victims of future murders because they are considered to have betrayed Tommy . Kevin is revealed as Tommy 's son , whose real name is Brian . </P>
who is tommy in series 4 the bridge
who is tommy in series 4 the bridge
a gangster and a police informer that Henrik used to know
a gangster and a police informer that Henrik used to know