Bill Murray was by no means the directors' first choice to make a cameo appearance Zombieland screenwriters Rhett Reese and Paul Wernick shared the original script for the film on social media, which revealed Bill Murray’s cameo in the 2009 film was originally written for Mark Hamill.
Wernick tweeted that their first choice was Patrick Swayze, followed by Sylvester Stallone, and then Mark Hamill. The team hadn’t considered Murray because “We would have never in our wildest imagination thought we could get him.” “Our fearless leader Gavin Polone called: ‘Fire up the Mark Hamill draft.’ We would not be deterred,” Wernick continued.
Read more on nme.com