It's not so simple since Dagenstv lists programs in a category from all different channels and dates.
It could be possible to extract a category from the description but it would mean hundreds of different categories such as:
Amerikansk action
Fransk-tysk action
Amerikanskt actiondrama
Amerikansk actionkomedi
Mexikansk action
Svensk action
Hongkong- action
Amerikansk-fransk action
Amerikansk action-thriller
Action
Amerikansk-italiensk actionkomedi
and so on...