37 characters IGDB has catalogued for Wolfenstein: The New Order.
Allied Pilot
Anya Oliwa
Bitzy
Blondie
Bobby Bram
Bombate
Bubi
Camp Prisoner
Captain Krieger
Caroline Becker
Demonic Voice
Enemy Soldier
Fergus Reid
Gates
Irene Engel
J
Keller
Klaus Kreutz
Krzysztof Oliwa
London Monitor
Max Hass
Olenka Targonski
Prison Inmate
Private Prendergast
Probst Wyatt III
Public Annoncer
Public Announcer
Roman Targonski
Róźa Oliwa
Set Roth
Super Soldier
Tekla
The Knife
Various
Voice Talent
Wilhelm "Deathshead" Strasse
William "B.J." Blazkowicz