TMDb/The Copenhagen Test TV Simu Liu's spy thriller The Copenhagen Test cancelled after one season. Explore why this high-concept espionage drama failed to survive on streaming. April 21, 2026 AceShowbiz - Streaming platforms continue to express interest in sophisticated adult espionage dramas, yet the survival rate for these shows remains challenging. This reality underscores the significance of the recent cancellation of The Copenhagen Test, a series starring Simu Liu, known for his work in the Marvel Cinematic Universe. On paper, the show possessed many promising elements.