The lead roles - hard-boiled Gregor and idealistic Iosef - are played by Florin Piersic Jr. and Corneliu Ulici, their dialogue dubbed in English by Channing Tatum (also an executive producer) and Joseph Gordon-Levitt.
主要角色 - 硬派的格里戈尔和理想主义的艾瑟夫 - 分别由小弗洛林·皮尔斯齐和科尔内留·乌利奇扮演，其对话由查宁·塔图姆（也是执行制片人）和约瑟夫·戈登-莱维特用英语配音。