Tom

Claude Whelan (12 episodes)

Alucard (voice) (9 episodes)

Ryan Brooks

Maurice Picard (1 episode)

The Psychiatrist / Maurice Picard (1 episode)

Zalman

The Merchant / Clive (1 episode)

Merchant (1 episode)

Simon Hardwick (25 episodes)

Writer

Executive Producer

Director

Scott

Producer

Adrian Tepes / Alucard (voice) (30 episodes)

Ed Holland

Athan Cole / The Witness (5 episodes)

Vaughn Killinger

Tom

Émile Bonnaire (1 episode)

Pat Gueterman / Courier Flaps (voice) (1 episode)

Todd Ambro

Ellis Ashmead-Bartlett (7 episodes)

Doc English (2 episodes)

Shakespeare (1 episode)

Colonel Andrews

John Merchiston (3 episodes)

The Dodger (1 episode)

Toby DeQuetteville (1 episode)

James Callis (1 episode)

John Bosson

Julius Borden (1 episode)

Danny Rubin

Dr. Trevor Grant (10 episodes)

Gabriel McDow (5 episodes)

Merlin

Mason Duryea (1 episode)

Dr. Gaius Baltar

Haman, the Agagite

Josh

Tom

Gaius Baltar (73 episodes)

Gaius Baltar (2 episodes)

King Menelaus of Sparta (2 episodes)

Writer

Raoul (1 episode)

Ernest

(2 episodes)

Tom

Sebastian (1 episode)

Aspyrtes (2 episodes)

Prince Ahmed (2 episodes)

The Wolf (6 episodes)

Guy Curran (3 episodes)

Gwinnett (4 episodes)

Mark (1 episode)