影片讲述一名有良知的记者出庭作证后，怀疑自己冤枉了好人，在自家一直心神不安，接着撞见鬼鬼祟祟的邻居之后，又目睹另一起凶案的发生，自后携同当秘书的女友一起侦查。
Peter Lorre
The Stranger
John McGuire
Michael Ward
Margaret Tallichet
Jane
Charles Waldron
District Attorney
Elisha Cook Jr.
Joe Briggs
Charles Halton
Albert Meng
Ethel Griffies
Mrs. Kane
Cliff Clark
Martin
Oscar O'Shea
The Judge
Alec Craig
Defense Attorney
Otto Hoffman
Police Surgeon
Bobby Barber
Giuseppe, the Italian Grocer (uncredited)
Vince Barnett
Cafe Customer (uncredited)
Lee Bonnell
Reporter (uncredited)
