The Recurring Cast
Character · Sigma Force · 16 books

Seichan

Former assassin and Gray’s partner · James Rollins

Seichan is a former assassin and Gray’s partner.

Spoiler-free profile written for The Recurring Cast.

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Character facts

First appearance
Map of Bones (2005)
Latest appearance
Arkangel (2024)
Books
16 (16 major)
Series
Sigma Force
Author
James Rollins
Circle
Sigma Force

Where to meet Seichan

Seichan first appears in Map of Bones (2005), in a major role, book 2 of the Sigma Force series.

Buy Map of Bones

Every book with Seichan

In publication order, with the size of their role in each.

  1. 2005MMap of Bonesmajor role · Sigma ForceFirst appearanceBuy
  2. 2007MThe Judas Strainmajor role · Sigma ForceBuy
  3. 2008MThe Last Oraclemajor role · Sigma ForceBuy
  4. 2009MThe Doomsday Keymajor role · Sigma ForceBuy
  5. 2010MThe Devil Colonymajor role · Sigma ForceBuy
  6. 2012MBloodlinemajor role · Sigma ForceBuy
  7. 2013MThe Eye of Godmajor role · Sigma ForceBuy
  8. 2014MThe 6th Extinctionmajor role · Sigma ForceBuy
  9. 2015MThe Bone Labyrinthmajor role · Sigma ForceBuy
  10. 2016MThe Seventh Plaguemajor role · Sigma ForceBuy
  11. 2017MThe Demon Crownmajor role · Sigma ForceBuy
  12. 2019MCruciblemajor role · Sigma ForceBuy
  13. 2020MThe Last Odysseymajor role · Sigma ForceBuy
  14. 2021MKingdom of Bonesmajor role · Sigma ForceBuy
  15. 2023MTides of Firemajor role · Sigma ForceBuy
  16. 2024MArkangelmajor role · Sigma ForceBuy

Appears most often with

CharacterBooks together
Grayson PierceSigma Force commander16
Kat BryantSigma analyst, Monk’s wife16
Monk KokkalisSigma operative and Gray’s best friend16
Painter CroweSigma Force director16
Joe KowalskiEx-Navy sailor and Sigma muscle15
Lisa CummingsDoctor and Painter’s partner15