|Debut||"Know Thy Enemy"|
|Profession||STO Cell Leader|
He was aware of the MAGLEV bombing before it occurred and possibly helped plan the act.
His nemesis is Clarice Willow. They each lead an STO cell. Whereas Clarice tries to keep a low profile on Caprica, Barnabas believes in bold actions like bombings. He says that is what the church leaders want. Clarice accuses him of trying to build a power base. ("Know Thy Enemy") ("End of the Line") ("Retribution")