Zoey

Marie

Ignacio

Galen

Ollie

Tala

Quinn

Bodie

Teacher

British

Vampire Bodyguard

Francis

Woman

Bodyguard

The Narrator

African lady

Soft Bubbly

Southern

Robot

Hailey

French

Hood

Indian Girl Accent

A French Girl

Male Russian Accent

Irish

In the "Murder Drones" universe, "N" is a Disassembly Drone, initially a Worker Drone, who was rebuilt by the Absolute Solver and now serves as a ruthless, yet sometimes empathetic, drone with a penchant for violence against Worker Drones. 
Here's a more detailed look at N:
Background:
N was originally a Worker Drone, residing at Elliott Manor as a butler, where he met V, J, and the Absolute Solver disguised as Cyn. 

Serial Designation N