American Idol

Simon Fuller

Simon Fuller

Ryan Seacrest

Self - Host, Self

Mark Thompson

Announcer, Self - Announcer

Randy Jackson

Self - Judge, Self, Self - Mentor

Simon Cowell

Self - Judge, Self, Self - Host

Paula Abdul

Self - Judge, Self, Self - Guest Judge

Lionel Richie

Self - Judge, Self, Self - Guest Judge

Luke Bryan

Self - Judge, Self

Jennifer Lopez

Self - Judge, Self - Guest Star, Performer

Katy Perry

Self - Judge, Self, Self - Musical Guest, Self - Performer

Keith Urban

Self - Judge, Performer, Self, Self - Mentor

Kara DioGuardi

Self - Judge, Self

Carrie Underwood

Self - Judge, Self - Contestant, Self, Self - Performer, Self - Guest, Self - Guest Performer, Self - Mentor, Self - Musical Guest

Steven Tyler

Self - Judge, Self, Self - Musical Guest

Harry Connick Jr.

Self - Judge, Musical Guest, Self, Self - Mentor, Self - Musical Guest

Jimmy Iovine

Self - Mentor, Self, Self - In-House Coach

Ruben Studdard

Self - Contestant, Self, Self - Performer, Self - Guest, Performer, Self - Audience, Self - Audience Member, Self - Mentor

Clay Aiken

Self - Contestant, Self, Self - Guest, Self - Performer, Self - Audience Member, Self - Guest Host, Self - Mentor, Self - Season 2 Runner-Up

Fantasia Barrino

Self, Self - Finalist, Self - Guest Performer, Self - Performer, Self - Guest, Self - Guest Mentor, Self - Musical Guest

David Cook

Self, Self - Musical Guest, Self - Performer, Self - Guest Mentor, Self - Duet Partner, Self - Mentor

Jordin Sparks

Self - Contestant, Self, Self - Performer, Performer, Self - Audience Member, Self - Mentor

Simon Fuller