Reparto (por orden de créditos)
John Holmes
The Mikado of Japan
Kevin Miller
Nanki-Poo, The Mikado's Son
Derek Hammond-Stroud
Ko-Ko, The Lord High Executioner of Titipu
Dennis Dowling
Pooh-Bah, Lord High Everything Else
John Hargreaves
Pish-Tush, A Noble Lord
Kenneth Fawcett
Go-To, A Noble Lord
Marion Studholme
Yum-Yum, A Ward of Ko-Ko
Patricia Kern
Pitti-Sing, A Ward of Ko-Ko
Jean Allister
Katisha, An Elderly Lady