Cast and credits of I, Carumbus (2020)

Mike B. Anderson

Rob Oliver

Dan Castellaneta
Homer Simpson / Obeseus the Wide / Abus / Barnabas / Emperor Quimbus / Mercury / Sideshow Mel (voice)

Julie Kavner
Marge Simpson / Majora (voice)

Nancy Cartwright
Bart Simpson / Bartigula / Nelson Muntz (voice)

Yeardley Smith
Lisa Simpson / Lisandra (voice)

Hank Azaria
Gladiator Spectator / Carlum / Modus / Wise Gaius / Ptolemaic Book Guy (voice)

Harry Shearer
Lennus / Kentus Brocko / Wolfus Rein / Reverend Lovejoyususus / Emperor Montimus / Jasper Beardsley / Smithero (voice)

Joe Mantegna
Gordus Antonius (voice)

Michael Palin
Museum Curator (voice)

Pamela Hayden
Jimbo Jones (voice)

Tress MacNeille
Juno / Diana (voice)

Chris Edgerly
Slaves / Crowd (voice)

Kevin Michael Richardson
Jupiter (voice)

Maggie Roswell
Helena Lovejoyususus (voice)