Cast 16

  1. Ralph Bellamy

    Ralph Bellamy
    Ellery Queen

  2. Margaret Lindsay

    Margaret Lindsay
    Nikki Porter

  3. Charley Grapewin

    Charley Grapewin
    Insp. Queen

  4. Mona Barrie

    Mona Barrie
    Nurse Marian Tracy

  5. Paul Hurst
  6. James Burke

    James Burke
    Sgt. Velie

  7. Leon Ames

    Leon Ames
    John Stack

  8. George Zucco

    George Zucco
    Dr. Edwin L. Jannery

  9. Blanche Yurka

    Blanche Yurka
    Mrs. Augusta Stack

  10. Charlotte Wynters
  11. Tom Dugan

    Tom Dugan
    Lou Thomas

  12. Olin Howland

    Olin Howland
    Dr. Williams (as Olin Howlin)

  13. Dennis Moore

    Dennis Moore
    Dr. Dunn

  14. Jean Fenwick

    Jean Fenwick
    Alice Stack

  15. Pierre Watkin

    Pierre Watkin
    Crothers

  16. Byron Foulger

    Byron Foulger
    Hospital Orderly

Crew 1

  1. James P. Hogan
    Directing - Director

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