EntertainmentTVSci-Fi ShowsDark MatterDark Matter showrunner says star Joel Edgerton came up with that big change from the bookWhen you purchase through links on our site, we may earn an affiliate commission.Here’s how it works. EntertainmentTVSci-Fi ShowsDark MatterDark Matter showrunner says star Joel Edgerton came up with that big change from the bookWhen you purchase through links on our site, we may earn an affiliate commission.Here’s how it works. When you purchase through links on our site, we may earn an affiliate commission.Here’s how it works. (Image credit: Apple TV Plus) Warning: Dark Matter episode 4 spoilers below! Dark Matter creator and showrunner Blake Crouch says it was Joel Edgerton who came up with the show’s biggest change from the book. “About two years ago, shortly after we had cast Joel Edgerton, we met in LA for a Dark Matter ‘summit’ for four days to go over the first four scripts and to talk about the rest of it. It was an idea that …