Diarmaid Murtagh

Diarmaid Murtagh is an Irish actor. He portrayed Leif in the 2013 historical drama television series Vikings, Dimitri in Dracula Untold (2014) and Captain Harpen in The Monuments Men (2014). He first appeared in the 2007 Irish soap opera Ros na Rún. His debut film role was as Captain Harpen in the George Clooney's 2014 war film The Monuments Men. Murtagh played convict Frank Mitchell in the 2019 film The Krays' Mad Axeman.

He is currently starring in Troy: Fall of a City as Hermes, messenger of Olympus. He is currently featured as “Connor” in the Netflix sci fi drama The one.

Filmography (32 Appearances)

Supergirl

Upcoming (2026)

The Butler

Stolen Moments

William Tell

Bad Boy Buck

Uncharted

Against the Ice

The Tourist

Grace

The One

Bloodlands

Bruno

Robert the Bruce

Chernobyl

The Krays' Mad Axeman

The Protector

A Christmas in Royal Fashion

Age of Summer

Renegades

The Girlfriend Experience

Quantico

Sons of Liberty

Dracula Untold

Good People

Outlander

Dominion

Quirke

The Monuments Men

Vikings

Camelot

The Roaring Twenties

Seacht

Back to top