Sam Moraine, advertising executive, who plays a good game of poker
Phil Duncan, the poker-playing District Attorney
Barney Morden, chief investigator, D.A.’s office, who hates to lose at poker
Doris Bender, a gay young woman, addicted to filmy negligees
Thomas W. Wickes, her so-called boyfriend
Natalie Rice, Sam Moraine’s super-efficient secretary
Sid Bromley, captain of the Moraine yacht
Ann Hartwell, Doris Bender’s half-sister, whose disappearance starts it all
Dr. Richard Hartwell, her dentist husband
Carl Thorne, political boss behind the D.A.
Peter R. Dixon, present in name only
Frank Lott, a lugubrious undertaker
Alton Rice, Natalie’s father
Eaton Driver, foreman of the Grand Jury
James Tucker, Dixon’s butler