Peaky Blinders creator says Arthur Shelby wasn't in The Immortal Man because "Tommy needed to have done something that he couldn't forgive himself for"

Peaky Blinders creator Steven Knight explains Arthur Shelby's limited role in The Immortal Man, stating Tommy Shelby needed to commit an unforgivable act. The article also touches on Tommy's fate, his death at the hands of his son Duke, and the original intention for Tommy's demise.

• GAME Peaky Blinders: The Immortal Man