Cast

GOT7 ~ Themselves

TWICE ~ Themselves

Seventeen ~ Themselves

Joon Park ~ Himself

Kristen Holden-Reid ~ John

Emma Hamilton ~ Jane

Lady Catherine's Family

Catherine ~ Me

Mary ~ Annie Clark (sister)

Charles ~ Luke Bilyk (brother)

Margret ~ Olivia Scriven (sister)

Anne ~ Amanda Arcuri (sister)

Jane ~ Alexa Gerasimovich (sister)

Henry ~ Munro Chambers (brother)

Edward ~ Eric Osborne (brother)

James ~ Ricardo Hoyos (brother) 

Thomas ~ Spencer MacPherson (brother)

Sir Richard ~ Sam Neill (Father)

Lady Elizabeth ~ Stephanie Moore (Mother)

Catherine's ladies

Nan ~ Aislinn Paul 

Rose ~ Catherine Steadman 

Elena ~ Chelsea Clark

Sophie ~ Anna Brewster

Joan ~ Slaine Kelly

Pluto 

Gideon ~ Max Brown

Sapphire ~ Peyton List 

Queen Morgana ~ Anabelle Wallis 

Princess Rose ~ Rowan Blanchard 

Religion

Archbishop ~ Eric Nam

Father 1 ~ Kevin Woo

Father 2 ~ Pádraic Delaney