Michael Fassbender's return in The Agency's second season has reversed initial critical scepticism. The spy thriller, which premiered in 2024 to mixed reviews despite audience enthusiasm, has proven its longevity following its June premiere of season 2. Fassbender's nuanced portrayal of Martian, a conflicted CIA agent struggling to readjust after years undercover, anchors the show's complex narrative spanning multiple countries and character trajectories.

The series now ranks as Paramount+'s second-most-watched programme globally, according to streaming data, marking a significant turnaround from its debut reception. The two-year international production effort for season 2 has evidently resonated with both viewers and critics, demonstrating how sustained narrative momentum can overcome initial critical hesitancy. The season's ending on a significant cliffhanger positions the thriller favourably for future renewals.