Vesper Four or "The Scientist", is a member of the Vesper Council of Six. He develops surveillance equipment and weapons.It is revealed in Cahills vs. Vespers Mission 3: The Dead Of Night mission that Sandy Bancroft is Vesper Four.



  • Develops surveillance technology.
  • Builds the Vesper arsenals.
  • Keeps tabs on the Vesper targets.


Engineering expertise, imagination and an appetite for destruction, and also loves to blow things up.



  • He is the least appeared Vesper in the Cahills vs Vespers series who is a member of the Council Of Six.
  • He appears the least in the books, as V-1 is always mentioned.
  • He changes sides suddenly, first to Isabel and then to Damien
  • Collection

    Cahills Vs Vespers



Sandy Bancroft (until Day of Doom, where he replaced Daimen Vesper as Vesper one)

Start a Discussion Discussions about Vesper Four

  • Vesper Four

    3 messages
    • wrote:It is ture that Sandy Bancroft has been briefly mentioned in Dead of Night and Shatterproof. But like Luna Amato (V-...
    • He is now v-1 in the books
  • V-4

    • ''Sandy, really? I just thought he was a back up character. He's barley in the book's.This is just messed up.''