VIKINGS CASTTHE INDEPENDENT FAN GUIDE
The actors · The fan guide

Ronan Summers

Explore Ronan Summers’s biography, career and screen work, plus photos and a closer look at Herigar.

Portrait of Ronan Summers
Biography & career

About Ronan Summers

Ronan Summers’s other television credits include Narrator (voice) in Tomb Hunters; Secret Service Agent in 24; Rendition Man in Doctor Who; Hair Guy in Episodes; Lieutenant Sergei Kass in FBI: International.

Selected screen credits

Tomb HuntersNarrator (voice)
24Secret Service Agent · 2014
Doctor WhoRendition Man · 2020
EpisodesHair Guy · 2012
FBI: InternationalLieutenant Sergei Kass · 2024

Ronan Summers in Vikings

Ronan Summers as Herigar in Vikings
Part of the saga

Herigar

Ronan Summers portrays Herigar in Vikings.

Follow the character’s journey, loyalties and place in the wider saga.

Explore Herigar’s story
In focus

Ronan Summers: portrait & roles

Portrait of Ronan Summers
Ronan Summers
Ronan Summers as Herigar in Vikings
As Herigar