Five Have a Mystery to Solve [332811] Released: 1964-05-01 Revenue: $0 Budget: $20 Profit: $-20 Runtime: 96 mins Popularity: 0.1635 Vote Average: 0 Vote Count: 0 Overview: Four cousins meet a new friend who has strange powers over all the animals on Whispering Island. After discovering the crusader's treasure, they are imprisoned in a flooded dungeon. Cast [7] David PalmerJulian Darryl ReadDick Mandy HarperGeorge Paula BoydAnne Michael BalfourEmilio Keith PyottSir Hugo Blaize Robin HunterSydney Trailers