Nightclub singer 'the Canary' blackmails acquaintances, ends up murdered. Only witness also killed. Detective Philo Vance investigates to uncover her killer among numerous suspects she had e... Read allNightclub singer 'the Canary' blackmails acquaintances, ends up murdered. Only witness also killed. Detective Philo Vance investigates to uncover her killer among numerous suspects she had exploited.Nightclub singer 'the Canary' blackmails acquaintances, ends up murdered. Only witness also killed. Detective Philo Vance investigates to uncover her killer among numerous suspects she had exploited.