Captain's daughter Josephine and common sailor Ralph Rackstraw are in love. However, their relationship is complicated by her arranged marriage to the high-ranking Sir Joseph Porter. A secret about the characters' true identities revealed by Little Buttercup, which leads to a farcical resolution.
| Actor | Role |
|---|---|
 Peter MarshallCaptain Corcoran | Captain Corcoran |
| FFrankie HowerdSir Joseph Porter | Sir Joseph Porter |
| MMeryl DrowerJosephine | Josephine |
| DDella JonesButtercup | Buttercup |
| MMichael BulmanRackstraw | Rackstraw |
| AAlan WattDick Deadeye | Dick Deadeye |
 Gordon SandisonBill Bobstay | Bill Bobstay |
| AAnne MasonHebe | Hebe |
 Douglas Fairbanks Jr.Self - Host | Self - Host |
| FFred EvansNot listed | Not listed |