A bickering couple driving cross-country through California pick up a psychotic hitchhiker with two million dollars who threatens to kill them unless they take him to Mexico.

Nina, a gorgeous blonde communist, attracts the attention of two wealthy bon vivants. Prince Solomon and Jack attempt to impress the young woman and win out over their rival, surrounded by the stunning scenery of Greece.

After his family is brutally murdered for an unknown reason, a computer engineer sets out to find those responsible.