Top Billed Cast

1. 

   Ralph Bellamy

   Insp. Steve Trent

2. 

   Shirley Grey

   Betty Lane

3. 

   Gail Patrick

   Helen Stanley

4. 

   Kane Richmond

   Lee Davis

5. 

   Bradley Page

   George T. Noel

6. 

   Vincent Sherman

   Karl Williams

7. 

   Phillip Trent

   Larry King (as Clifford Jones)

8. 

   Arthur Rankin

   Jimmy

9. 

   Lucien Prival

   Gibson

10. 

    Ward Bond

    Jack Baker

11. 

    Helen Eby-Rock

    Jessie Allen

12. 

    Frank O'Connor

    Ballistic Expert

13. 

    Charles Brinley

    Electrician (uncredited)

14. 

    A.S. Byron

    Detective #3 (uncredited)

15. 

    Stephen Chase

    Wallach (uncredited)

16. 

    Jack Cheatham

    Motorcycle Officer (uncredited)

17. 

    Edmund Cobb

    Electrician (uncredited)

18. 

    Kernan Cripps

    Gateman (uncredited)

19. 

    Budd Fine

    Guard #1 (uncredited)

20. 

    Pat Harmon

    Electrician (uncredited)

21. 

    A.R. Haysel

    Detective #2 (uncredited)

22. 

    William Humphrey

    Doctor (uncredited)

23. 

    Edward Keane

    Mr. Richardson - Studio Manager (uncredited)

24. 

    Sam Lufkin

    Motorcycle Officer (uncredited)

25. 

    Buck Mack

    Electrician (uncredited)

26. 

    Frank Mills

    Property Man (uncredited)

27. 

    Bruce Mitchell

    Guard #2 (uncredited)

28. 

    Earl Pingree

    Detective #1 (uncredited)

29. 

    Hal Price

    Reilly (uncredited)

30. 

    Ky Robinson

    Jennings (uncredited)

31. 

    Dick Rush

    Detective #4 (uncredited)

32. 

    Lee Shumway

    Radio Announcer (uncredited)

33. 

    Cap Somers

    Electrician (uncredited)

34. 

    Ned Winchester

    Double (uncredited)