Sam Keeley is an Irish actor best known for television roles as Jamie in Misfits appearing in the second episode of season 2 and Killen in The Other Side of Sleep, as well as the 2011 film This Must Be The Place alongside Sean Penn and Frances McDormand. He is currently starring in Lenny Abrahamson's film What Richard Did due for release in early 2012.
卡尔·潘原名卡尔潘·莫迪，身为美籍印度裔的卡尔·潘自幼出生在美国新泽西州，如今已经移居洛杉矶好莱坞。刚刚过而立之年的他在高中时代就主动参加各种表演活动，并在之后学习了表演和舞蹈等学科。
梅丽莎·里奥并不是家喻户晓的大牌影星，她甚至连小牌都不算。除了《冰冻之河》，她最有名的作品是《21克》。然而凭借演过的70部电影和电视剧，梅丽莎·里奥已经是好莱坞令人肃然起敬的黄金绿叶。
