Liu and Barrera star in 'The Copenhagen Test.' Peacock/Channel 4 Share on Facebook Share on X Google Preferred Share to Flipboard Show additional share options Share on LinkedIn Share on Pinterest Share on Reddit Share on Tumblr Share on Whats App Send an Email Print the Article Post a Comment Logo text Brits will be able to watch Simu Liu's new hacker thriller on Channel 4. The Copenhagen Test will launch April 8, the network unveiled on Wednesday, alongside the release of the show's trailer.