Seán Mac Diarmada/John MacDermott

Earl Clancy

Sexton (1 episode)

Edmund Tyrone

Michael McAllister (4 episodes)

Harry Lonergan (4 episodes)

Lewis Cartwright

(voice) (4 episodes)

John Webster (6 episodes)

Michael O'Hara

Jeff Wilson (6 episodes)

Bay Middleton

Liam Gates (6 episodes)

Billy Clanton

Johnathan (2 episodes)

Narrator (4 episodes)

John Armstrong (1 episode)

Benjamin

Alfred 'Bosie' Douglas

Paul Ashton

Nathan Appleby (6 episodes)

Duke of Blackwood

Jake

Frank Shea

Leo Elster (24 episodes)

Victor Richardson

Tom Anderson (12 episodes)

Jimmy Minor (1 episode)

Calum

Self (1 episode)

Cathal O'Regan

(14 episodes)

Merlin (65 episodes)

Jethro Cane (1 episode)