Margaret Armstrong (born Winifred Margaret Atwell) was an American stage and screen actress.
Ann Vickers
Miss Jones (uncredited)
Annie Oakley
Mrs. Oakley
Women in Prison
Mrs. Tatum
Lightning Strikes Twice
Martha
Walking Back Home
Mrs. Fleetwood
Western Jamboree
Mrs. Gregory
Duke of the Navy
Mrs. John T. Duke
M'Liss
Delia Morpher
Our Little Girl
Amy
Sorority House
Mrs. Pettingell Dawson
We Have Our Moments
Mother
Four Girls in White
Admitting Desk Nurse
Mary Jane's Pa
Third Gossip
She Loves Me Not
Martha - the Mercers' Maid
No, No, Nanette
Dowager
Chatterbox
Herself (uncredited)
Tomorrow and Tomorrow
Miss Frazer
The Soldier and the Lady
Gypsy Woman (Uncredited)
Pacific Blackout
Telephone Operator Supervisor
Life Begins with Love
Mrs. Briggs (uncredited)
Public Deb No. 1
President
Finishing School
Edith (uncredited)
Bedlam of Beards
Mrs. Whipple
Lady in a Jam
Matron (uncredited)
Three Cornered Moon
Mrs. Johnson (uncredited)
Go Chase Yourself
Mrs. Daniels (uncredited)