The Terror thrives on twists and revelations, showcasing the psychological pressure faced by characters like Mr. Hickey. Mr. Hickey's imposter reveal ties in well with his bold, violent actions and outsider status, adding a believable layer to his character. Changing Mr. Hickey from the book version in The Terror adds depth and works towards advancing the drama effectively.

As a tense psychological thriller that emphasizes the paranoia of its characters, The Terror relies on a series of surprising twists and revelations to succeed including around core characters like Adam Nagaitis' Cornelius Hickey. As the characters in the story are pushed to their limits, each of them undergoes intense psychological pressure, revealing the essence of their personality to the audience. In some cases, this results in moments of courage, cowardice, or despair. In the case of Mr. Hickey, however, the show reveals something potentially even more sinister.

Although he is a clear villain in the story,...