According to star Ian McShane,the long-awaited ?Deadwood? movie may finally be moving closer to reality. The script for the movie ?has been delivered to HBO,? McShane told TVLine. ?If they don?t deliver [a finished product], blame them.? In 2016, then-HBO boss Michael Lombardo said creator and showrunner David Milch was working on the script. ?Deadwood? aired on HBO for three seasons from 2004-2006.