TED SHALE — A traveling paper salesman who rescued a waterlogged blond maiden and found himself involved in a double murder.
JOAN HARPLER — Another good Samaritan, the well-built owner and captain of the yacht Albatross — definitely not the type one would expect to find sailing alone.
NITA MOLINE — An invited guest on the Gypsy Queen. Easy on the eyes, she had ample resources — both physical and financial.
FRANK DURYEA — He’d been district attorney of Santa Delbarra County for three years but couldn’t stomach scenes of violence.
MILRED DURYEA — Frank’s good-looking wife, who had the knack of keeping her youth, her figure and her husband.
ADDISON STEARNE — Wealthy owner of the Gypsy Queen, who shrewdly reduced everything to dollars and cents.
C. ARTHUR RIGHT — Former secretary to Stearne, he still had illusions about his ex-employer.
GRAMPS WIGGINS — Milred’s globe-trotting grandfather. This family skeleton was a mystery addict with unconventional ideas on sleuthing.
GEORGE V. HAZLIT — Addison Stearne’s attorney. He cultivated an aura of professional respectability that enabled him to do things in an extraordinary fashion.
PARKER GIBBS — A private detective employed by Hazlit, who knew full well that a man in his occupation is paid to secure results.
PEARL RIGHT — C. Arthur Right’s attractive but unloved wife, who resented Stearne’s hypnotic spell over her husband.
WARREN HILBERS — Mrs. Right’s playboy brother, whose first love was speedboats. No one ever forgot his pipe-organ voice.
JACK ELWELL — An oil-lease speculator who was most anxious not to receive a letter that would cost him a pretty penny.
NED FIELDING — Elwell’s young partner. His magnetic personality and regular profile tempted many female investors.
MRS. PARKER GIBBS — Jealous and suspicious wife of the detective, she asked as many questions as a D.A.
MARTHA GAYMAN — Secretary to Elwell & Fielding. Her employers thought her too dumb to lie.