On September 23, 2026
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Cast of The Unusual Inventions of Henry Cavendish
9 credited roles
Hugh O'Conor
Mr. Henry Cavendish
Fiona O'Shaughnessy
Miss. Catherine Palmerston
Shaun Boylan
Hon. Salacious Sommerfield Smythe
Frank Kelly
Mr. Thomas Palmerston
Anna Nugent
Miss. Sarah Palmerston
Ned Dennehy
Mr. Sommerfield Smyth's Man Servant
Serena Brabazon
Miss Emille Carson
EW
Eoin Whelan
Mr. Palmerston's Butler
Conor McMahon
Newspaper boy
