Watch Preview
![](http://image.pbs.org/video-assets/cUz4n13-asset-mezzanine-16x9-tuX2zWP.jpg?resize=410x)
Season 4 Preview
1m 30s
The team is back and ready to tackle more of Amsterdam's criminal underworld. Season 4 premieres on Sunday, September 15 at 10/9c.