The toothsome singing duo, Donny and Marie Osmond, head for Hawaii in this comedy. The trouble begins when Marie acquires a lovely necklace without realizing that it is coveted by a group of thieves. An enigmatic woman is also after the necklace. Mayhem, music, and sibling rivalry ensue.
Donny Osmond
as Himself
Marie Osmond
as Herself
Herb Edelman
as Sid
Kenneth Mars
as Kruse
Ted Cassidy
as Mickey
Marc Lawrence
as Webster
Khigh Dhiegh
as Wong
Harold Sakata
as Ito
Jack Collins
as Charlie
Charles Walker
as Jake
Tommy Fujiwara
as Alecki
Danny Wells
as Al
