Seth Isaac Johnson

Seth Isaac Johnson is a Canadian actor, recently known as Finn in 2025 YA Horror, R.L. Stine's Pumpkinhead and Pumpkinhead 2 and Max, in Megan Park's 2024 comedy-drama film My Old Ass, Shawn Raider in Supernatural, as well as the recurring role of Eugene in Season 2 of the hit series Firefly Lane. Early in his career, Johnson was notable for his recurring dramatic role as Denny Larsen in AMC's The Killing. Also as Danny in Nickelodeon's original TV movie Splitting Adam.