“Black List” scribe Isaac Adamson is set to take on Alcon Entertainment’s The Ice Twins movie Alcon Entertainment has set Isaac Adamson, writer of the number one script on 2015’s “Black List,” to adapt their The Ice Twins movie, based on psychological thriller novel by S.K. Tremayne. The announcement was made this morning by Alcon Entertainment co-founders and co-CEOs Andrew Kosove and Broderick Johnson. The Ice Twins movie follows the relocation of a couple whose life is struck by tragedy when one of their twin daughters is killed in an accident. The novel itself is officially described as follows: One of Sarah’s daughters died.