The members of the Circle of the Ouroboros are introduced as:
- Master Mobyas Toras of Barsoom (Timeline 1, Coded John Carter)
- Her Wisdom Star, Arbitrar of the Ninety Universes (Composite timeline, Coded Cyrano)
- Woodrow Wilson Smith, Senior of the Howard Families (Timeline 2, Coded Leslie LeCroix)
- Dr. Jubal Harshaw (Timeline 3, Coded Neil Armstrong)
- Dr. Hilda Mae Burroughs (Timeline 4, Coded Ballox O'Malley)
- Commander Ted Smith (Timeline 5, Coded DuQuesne)
- Captain John Sterling (Timeline 6, Coded Neil Armstrong Alternate)
- Sky Marshal Samuel Beaux (Timeline 7, Coded Fairacre)
In Starship Troopers, the person with the rank of Sky Marshal commands Earth's entire military, so we can reasonably assume that the representative from Starship Troopers is Sky Marshal Samuel Beaux.