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Mary Loos

1910 – 2004

Actress, screenwriter and novelist

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About Mary Loos

Lived 1910 – 2004 (aged 94). Mary Loos was an American screenwriter, actor, film actor and novelist.

Mary Loos (May 6, 1910 – October 11, 2004) was an American actress, screenwriter, TV writer, and novelist. She was occasionally credited under her full name, Mary Anita Loos.

Born in San Diego, she was the daughter of Dr. Clifford Loos, co-founder of the Ross-Loos Medical Clinic and the Ross-Loos Medical Group, the first health maintenance organization (HMO) in the United States. She was the niece of screenwriter Anita Loos.

Mary Loos died in Monterey, California, aged 94, due to complications following a stroke. She began her career as a publicist in New York before moving out to the West Coast and working as a screenwriter in 1941. She and her first husband, Richard Sale, wrote about 20 successful screenplays together before divorcing. After working with her husband, Loos continued in the written field. She became a story editor for Mike Frankovich Productions. She was both co-creator and one of the writers for Yancy Derringer (1958-1959), an American Western TV series. Bantam Books also published some of her novels. In her lifetime she wrote four total: "The Beggars Are Coming," "Belinda," "Barstow Legend" and "Pride of Lovers."

Second marriage Later in life, she married Carl von Saltza, whom she had met decades earlier while attending Stanford University and had previously been engaged to.

Selected filmography and written screenplays

Over-Exposed (1956) Gentlemen Marry Brunettes (1955) Woman's World (1954) The French Line (1953) Let's Do It Again (1953) Meet Me After the Show (1951) I'll Get By (1950) A Ticket to Tomahawk (1950) When Willie Comes Marching Home (1950) Father Was a Fullback (1949) Mr. Belvedere Goes to College (1949) Mother Is a Freshman (1949) The Dude Goes West (1948) The Inside Story (1948) Driftwood (1947) Hit Parade of 1947 (1947) Calendar Girl (1947) Rendezvous with Annie (1946)

Works Anita Loos Rediscovered: Film Treatments and Fiction by Anita Loos, Creator of Gentlemen Prefer Blondes Author: Anita Loos Editors: Cari Beauchamp, Mary Loos Publisher : University of California Press, 2003

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Important facts

Birth century
Nationality
Education
Stanford University
Also known as
Mary Anita Loos

Family & relationships

Spouse
Richard Sale (director)

People in Mary Loos's life

Named in this biography and alive at the same time

Contemporaries

People whose lives overlapped Mary Loos's

Frequently asked questions

Who was Mary Loos?

actress, screenwriter and novelist (1910-2004)

When was Mary Loos born?

Mary Loos was born on 6 May 1910 in San Diego.

When did Mary Loos die?

Mary Loos died on 11 October 2004 in Monterey.

What was Mary Loos's occupation?

Mary Loos was a screenwriter, actor, film actor and novelist.

What nationality was Mary Loos?

Mary Loos was American.

Sources & further reading

· Wikipedia: Mary Loos

· Wikidata: Q3850483

· DBpedia: Mary Loos

Cite this page

APA: Biography.guide. (2026). Mary Loos. https://biography.guide/mary-loos/

MLA: "Mary Loos." Biography.guide, https://biography.guide/mary-loos/.

Chicago: "Mary Loos." Biography.guide. https://biography.guide/mary-loos/.

Data last updated: 2026-09-23 · Spot an error? Report a correction.

Portrait: Wikimedia Commons · author & licence

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