First Appearance: The Tinkerer (2021)

Voiced By: Paul Pemberton

Doctor(s): The PJ Doctor

First Appearance: Into the Rabbit Hole (2021)

Doctor(s): The Last Doctor

First Appearance: Broken Memories (2021)

Played By: Zack Alger

Doctor(s): The Rebellious Doctor

First Appearance: Trapped on Delta 7 (2021)

Voiced By: Molly Brabham

Doctor(s): The Mysterious Doctor

First Appearance: A Classy Dinner Party (2022)

Played By: Kat Leroy

Doctor(s): The Mysterious Doctor

First Appearance: Spatial Anomaly (2022)

Doctor(s): The Wise Doctor