About:
Margaret Armstrong (born Winifred Margaret Atwell) was an American stage and screen actress.

• Known For
• 
  Ann Vickers
  as
  Miss Jones (uncredited)
• 
  Annie Oakley
  as
  Mrs. Oakley
• 
  Women in Prison
  as
  Mrs. Tatum
• 
  Lightning Strikes Twice
  as
  Martha
• 
  Walking Back Home
  as
  Mrs. Fleetwood