Séamus McLean Ross is a Scottish actor.
Early life He is the son of Deacon Blue musicians Ricky Ross and Lorraine McIntosh. He attended Guildhall School of Music & Drama in London.
Career He had an early role in television thriller Payback alongside Peter Mullan, and appeared in the reboot of Scottish detective series Rebus. He can also be seen on television as the younger version of Colum MacKenzie in 2025 Outlander prequel series Outlander: Blood of My Blood, a role played by Gary Lewis in the original series. He was included by Screen International as part of their Rising Stars Scotland series.
He was cast in a leading role opposite Samuel Bottomley in James McAvoy's directorial debut film California Schemin', a musical biopic of Scottish rap duo Silibil N' Brains. Principal photography began on the film in November 2024 with a premiere date set for the following year at the 2025 Toronto International Film Festival.
Personal life He is a keen football fan and a season ticket holder at Dundee United where the Deacon Blue song "Dignity" has been adopted by fans of the club. The song Still Walking on his father's album Short Stories – Vol 2 (2022) is written about a camping trip they took together.
Filmography Year Title Role Notes 2023 Payback Nicky Leigh 2024 Rebus Jack 3 episodes 2025 Outlander: Blood of My Blood Colum MacKenzie 10 episodes California Schemin' Gavin Bain Lead role TBA Bare Filming
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