Bud and Sandy hear Flipper say in plain English he wants to leave for London with Professor Marvello, and the professor's circus colleagues bring nets to take Flipper away.

Po and Sandy rescue a despondent former water ski champion, now in a wheelchair, and her mother from a hurricane. Flipper gets tangled in a fishnet.

Sandy, Bud and Flipper decide to become detectives when reports claim that someone has been looting boats in Coral Key Park.

Flipper leads Bud to a beach where Lynn Borden lies half conscious after falling off a boat 20 miles at sea.