Now, before we get into what you need to know of how you can watch 'Key Witness' right now, here are some helpful info about the Columbia Pictures drama flick. Key Witness starring John Beal, Trudy Marshall, Jimmy Lloyd, Helen Mowery has a NR rating, a runtime of about 1 hr 7 min. The release date of the movie is October 9th, 1947. reflects contributing
Need a fast recap before watching? Here's the plot: "A man takes over the identity of a dead man while on the lam from a crime he didn't commit."
Thinking about watching 'Key Witness' from the comfort of your living room? Discovering a streaming service to buy, rent, download, or view the D. Ross Lederman-directed movie via subscription can be a challenge, so we here at Moviefone want to take the pressure off.
Streaming platforms for Key Witness haven’t been announced yet. Check back soon for updates on where you can watch it online.
'Key Witness' Release Dates
Watch in Movie Theaters on October 9th, 1947
Watch on DVD or Blu-ray starting
June 7th, 2011
- Buy Key Witness DVD








