House of Guinness (TV) Cast
The cast of House of Guinness. Updated on September 28, 2025.
13 actors
Anthony Boyle
as Arthur Guinness (8 episodes)

Anthony Boyle portrays Arthur Guinness, one of Benjamin Guinness's four adult children navigating life after his father's passing.

Louis Partridge
as Edward Guinness (8 episodes)

Louis Partridge takes on the role of Edward Guinness, another of Benjamin's children facing the future of the family legacy.

Emily Fairn
as Anne Guinness (8 episodes)

Emily Fairn plays Anne Guinness, the sole daughter amid her brothers, adjusting to changes after their father's death.

Fionn O'Shea
as Benjamin Guinness (8 episodes)

Fionn O'Shea portrays Benjamin Guinness, the successful man behind the brewery whose death impacts his family's future.

James Norton
as Sean Rafferty (8 episodes)

James Norton plays Sean Rafferty, a character whose role intertwines with the Guinness family.

Niamh McCormack
as Ellen Cochrane (8 episodes)

Niamh McCormack is Ellen Cochrane, who is connected to the Guinness family story.

Seamus O'Hara
as Patrick Cochrane (8 episodes)

Seamus O'Hara appears as Patrick Cochrane, related to Ellen Cochrane.

Jack Gleeson
as Byron Hughes (8 episodes)

Jack Gleeson stars as Byron Hughes, another character within the broader narrative.

Dervla Kirwan
as Agnes Guinness (8 episodes)

Dervla Kirwan takes on the role of Agnes Guinness, a relative involved with the family's journey.

Michael McElhatton
as John Potter (8 episodes)

Michael McElhatton plays John Potter, whose involvement affects the family narrative.

Danielle Galligan
as Lady Olivia Hedges (8 episodes)

Danielle Galligan is Lady Olivia Hedges, contributing to the show's storyline.

David Wilmot
as Bonnie Champion (8 episodes)

David Wilmot is cast as Bonnie Champion, a character interwoven with the Guinness family tale.

Hilda Fay
as Sultan (8 episodes)
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