King of the Coral Sea.

A body is found floating in the Torres Strait and pearler Ted King is asked to investigate. He discovers the murder is connected to a people smuggling ring and involves one of his men, Yusep. He is helped by Peter Merriman, the playboy owner of King's company who romances King's daughter Rusty. Yusep kidnaps Rusty but Merriman and King rescue her.