Succession star Matthew Macfadyen has discussed the show’s season three finale.READ MORE: Succession season three finale recap: honey, I punked the kidsThe episode shook up the show’s power dynamics significantly, as Tom Wambsgans (Macfadyen) tipped off Logan Roy (Brian Cox) about the plans of his wife Shiv (Sarah Snook) and her siblings Roman (Kieran Culkin) and Kendall (Jeremy Strong) to stop Waystar Royco from merging with GoJo.After being sidelined (and almost served up as prison fodder),