Baby Peggy

Hansel and Gretel

Gretel

True Confession

Autograph Hunter (uncredited)

Hollywood

Baby Peggy Montgomery

Fools First

Little girl

Having Wonderful Time

(uncredited)

Life in Hollywood No. 3

Self

Baby Peggy: The Elephant in the Room

Herself

Captain January

Captain January

Carmen, Jr.

Helen's Babies

Toddie

Girl 27

Self

Off His Base

Peggy

The Family Secret

Peggy Holmes

April Fool

Irma Goodman - a Child

Souls at Sea

Bit Role (uncredited)

The Return of Chandu

Judy Allen

Our Pet

Fragments: Surviving Pieces of Lost Films

Herself

Hollywood on Parade

Self

Get-Rich-Quick Peggy

Brownie's Little Venus

Sweetie

The Little Newspaper Vendor

Sea Shore Shapes

Her Circus Man

Fúrias do Coração

Girl at Graduation (uncredited)

Eight Girls in a Boat

Hortense

The Darling of New York

Santussa

Peggy, Behave!

Baby Peggy

The Little Rascal

Baby Peggy

Such Is Life

The Little Match Girl

Playmates

Baby Peggy

Peg o' the Mounted

Peg

The Law Forbids

Peggy

Showbiz Kids

Self (as Diana Serra Cary)

Hollywood’s Children

Self

Circus Clowns

The Kid Reporter

Peggy

Clara Bow: Discovering the "It" Girl

Self - Clara's Co-Star in 'Helen's Babies'

Clara Bow: Hollywood's Lost Screen Goddess

Herself

Miles of Smiles

The Twins (dual role)

The Flower Girl

A Girl of the Limberlost

Schoolgirl

When We Were Young: Growing Up on the Silver Screen

Self (as Diana Serra Cary)