Dragon Blade: Is John Cusack Awkward Or Believable As A Roman Soldier?

Some actors can pull off any person in any time period with chameleon like precision, while others can't even pretend to be anyone but themselves. Granted, these two extremes are the most fun to watch, but the people that tend to be overlooked are those who can pull off one or two different time periods adequately, while mostly playing to their strengths throughout their career. Judging by the latest poster for Dragon Blade, it looks like John Cusack belongs to two of the three camps, but it's h...