Danny Kaye

Self / Marmaduke (voice)

Cyril Ritchard

Emperor Klockenlocher (voice)

Imogene Coca

Princess Jane Klockenlocher (voice)

Allen Swift

Mufty (voice)

Bob McFadden

Jaspar (voice)

Gary Shapiro

Busky (voice)

Jules Bass

Arthur Rankin, Jr.