The Kelly Clarkson Show cast is including:
Kelly Clarkson as Self - Host (421 episodes), Iain Armitage as Self - Guest (3 episodes), Matt Iseman as Himself (1 episode), Dwayne Johnson as Himself (1 episode), Ellen DeGeneres as Herself (1 episode), John Legend as Himself (1 episode), Jennifer Garner as Herself (1 episode), Jay Leno as Himself (1 episode), Meryl Streep as Herself (archive footage) (1 episode), Chance the Rapper as Himself (1 episode), Jillian Bell as Herself (1 episode), Christina Aguilera as Herself (1 episode)