Mary Treen
- Wait Till Your Mother Gets Home
1983 Mrs. Olsen
- Goodbye, Franklin High
1978 Teacher
- The Love Boat
1977 Sister #2
- Laverne & Shirley
1976 Nana Shotz
- The Strongest Man in the World
1975 Mercedes
- Happy Days
1974 Miss Prism
- Love, American Style
1969 Miss Crenshaw
- The Bill Cosby Show
1969 Mrs. Drucker
- Here's Lucy
1968 Mary Winters
- Paradise, Hawaiian Style
1966 Mrs. Belden
- Please Don't Eat the Daisies
1965 Mabel
- Green Acres
1965 Telephone Operator
- Gomer Pyle, U.S.M.C.
1964 Woman #1
- Who's Minding the Store?
1963 Mattress Customer
- Fun in Acapulco
1963 Mrs. Stevers (uncredited)
- Girls! Girls! Girls!
1962 Mrs. Figgot
- Bachelor in Paradise
1961 Mrs. Bruce Freedman (uncredited)
- The Errand Boy
1961 Commissary Cashier
- All in a Night's Work
1961 Miss Schuster
- The Joey Bishop Show
1961 Hilda
- Hazel
1961 Nurse
- The Andy Griffith Show
1960 Clara Lindsey
- Surfside 6
1960 Hotel Plaza Desk Clerk (uncredited)
- Career
1959 Marie
- Bonanza
1959 Mrs. Shaughnessy
- Dennis the Menace
1959 Cook
- Rock-a-Bye Baby
1958 Nurse
- I Married a Monster from Outer Space
1958 Mother Bradley (uncredited)
- The Donna Reed Show
1958 Mrs. Larson
- The Sad Sack
1957 Sgt. Hansen
- Gun Duel in Durango
1957 Miss Henderson
- The Joker is Wild
1957 Heckler (uncredited)
- Public Pigeon No. 1
1957 Mrs. Bates (uncredited)
- Down Liberty Road
1957 Secretary (Uncredited)
- Perry Mason
1957 Bess
- Wagon Train
1957 Bessie Treymore (uncredited)
- Bundle of Joy
1956 Matron
- Calling Homicide
1956 Flo Burton - Script Girl (uncredited)
- When Gangland Strikes
1956 Emily Parsons
- The Birds and the Bees
1956 Mrs. Burnside
- Hey, Jeannie!
1956 Katie
- Crossroads
1955 Nurse
- Willy
1954
- December Bride
1954 Mrs. Schultz
- The Wonderful World of Disney
1954 Dress Shop Owner (uncredited)
- Let's Do It Again
1953 Nelly
- Clipped Wings
1953 Mildred
- Letter to Loretta
1953 Aunt Gladys
- Dreamboat
1952 Wife in Hotel Bar (uncredited)
- Room for One More
1952 Grace Roberts (as Mary Lou Treen)
- Sailor Beware
1952 Ginger
- Four Star Playhouse
1952 Madeline
- The Stooge
1951 Ms. Regan (uncredited)
- The Red Skelton Show
1951 Girl in Park
- The Fuller Brush Girl
1950 Woman Selling Magazine (uncredited)
- Young Daniel Boone
1950 Helen Bryan
- The Gene Autry Show
1950 Adele Tompkins
- The Jack Benny Program
1950 Singer at Party
- The George Burns and Gracie Allen Show
1950 Mrs. Curtis
- And Baby Makes Three
1949 Pregnant woman
- The Life of Riley
1949 Millie
- Texas, Brooklyn & Heaven
1948 Wife (uncredited)
- Shed No Tears
1948 Hilda (Uncredited)
- The Snake Pit
1948 Nurse Jones (uncredited)
- Let's Live a Little
1948 Miss Adams
- A Likely Story
1947 Nurse (uncredited)
- Merton of the Movies
1947 Gladys (uncredited)
- It's a Wonderful Life
1946 Cousin Tilly
- Strange Impersonation
1946 Talkative nurse
- From This Day Forward
1946 Alice Beesley
- One Exciting Week
1946 Mabel Taylor
- Swing Parade of 1946
1946 Marie Finch
- A Guy Could Change
1946 Grace Conley
- She Wouldn't Say Yes
1945 Train Passenger at Bar
- Blonde from Brooklyn
1945 Diane Peabody
- High Powered
1945 Cassie McQuade
- Don Juan Quilligan
1945 Lucy Blake
- Casanova Brown
1944 Monica Case, the Maid
- Hands Across the Border
1944 Sophie Lawrence
- I Love a Soldier
1944 Cecilia 'Cissy' Grant
- Swing in the Saddle
1944 Addie LaTour
- Tahiti Nights
1944 Mata
- The Navy Way
1944 Agnes
- Flight for Freedom
1943 Newspaper Woman (uncredited)
- So Proudly We Hail
1943 Lt. Sadie Schwartz
- Mystery Broadcast
1943 Smitty
- The Powers Girl
1943 Nancy
- Hit Parade of 1943
1943 Janie
- They Got Me Covered
1943 Helen
- Thank Your Lucky Stars
1943 Autograph Seeker (uncredited)
- Lady Bodyguard
1943 Miss Tracy
- Stand By All Networks
1942 Nora Cassidy
- Soaring Stars
1942 Autograph Seeker
- The Night Before the Divorce
1942 Olga
- Between Us Girls
1942 Mary Belle
- My Heart Belongs to Daddy
1942 Dawn
- They All Kissed the Bride
1942 Susie Johnson
- Tall, Dark and Handsome
1941 Martha
- You Belong to Me
1941 Doris
- The Great Man's Lady
1941 Persis
- Pacific Blackout
1941 Irene
- Father Takes a Wife
1941 Secretary
- Girl in 313
1940 Jenny, Hotel Maid
- Kitty Foyle
1940 Pat
- Rodeo Dough
1940 Mary
- Danger On Wheels
1940 Esme
- Black Diamonds
1940 Nina Norton
- Double Alibi
1940 Hospital Switchboard Operator
- Swing with Bing
1940 Herself
- Queen of the Mob
1940 Billy's Nurse
- Pride of the Navy
1939 Undetermined Role (uncredited)
- Dad for a Day
1939 Employment Agency Receptionist
- A Star Is Shorn
1939 Patsy
- Three Smart Girls Grow Up
1939 Secretary
- First Love
1939 Agnes, Barbara's Maid
- Babes in Arms
1939 Receptionist (uncredited)
- Happily Buried
1939 Waitress
- When Tomorrow Comes
1939 Waitress (uncredited)
- Kentucky Moonshine
1938 Sugar Hatfield
- Swing It, Sailor!
1938 Gertie Burns
- Always Goodbye
1938 Al's Bride-to-Be (uncredited)
- Sally, Irene and Mary
1938 Miss Barkow
- Young Fugitives
1938 Kathy
- I'll Give a Million
1938 Nanette
- Change of Heart
1938 Stenographer
- Rascals
1938 Waiting Room Patient
- Strange Faces
1938 Lorry May
- They Gave Him a Gun
1937 Saxe
- God's Country and the Woman
1937 Miss Flint
- Marry the Girl
1937 Nurse locked in room
- A Day at Santa Anita
1937 Mary Treen (uncredited)
- Ever Since Eve
1937 Employment Clerk
- Dance Charlie Dance
1937 Jennie Wolfe
- Missing Witnesses
1937 Woman Waiting in Lane's Office (uncredited)
- Maid of Salem
1937 Susy Abbott
- Talent Scout
1937 Janet Morris
- The Go-Getter
1937 Mrs. Blair
- Second Honeymoon
1937 Elsie
- Mr. Dodd Takes the Air
1937 Fan with Locket (uncredited)
- The Murder of Dr. Harrigan
1936 Nurse Margaret Brody
- Colleen
1936 Miss Hively (uncredited)
- Down the Stretch
1936 Nurse
- Murder by an Aristocrat
1936 Florrie
- Fugitive in the Sky
1936 Agatha Ormsby
- Jailbreak
1936 Gladys Joy
- Freshman Love
1936 Squirmy
- Love Begins at Twenty
1936 Alice Gillingwater
- Brides Are Like That
1936 Jennie
- The Captain's Kid
1936 Libby, the Housekeeper
- Snowed Under
1936 Secretary Taking Mike's Dictation (uncredited)
- The Golden Arrow
1936 Appleby's Secretary (uncredited)
- Public Enemy's Wife
1936 Telephone Operator
- Romance in the Air
1936 Blondie
- The Case of the Lucky Legs
1935 Spudsy's Wife
- Sweet Music
1935 Woman at train station (uncredited)
- Broadway Hostess
1935 Nurse (uncredited)
- Maybe It's Love
1935 Secretary (uncredited)
- I Live for Love
1935 Clementine
- Red Hot Tires
1935 Maggie
- Broadway Gondolier
1935 2nd Irate Caller
- Dangerous
1935
- 'G' Men
1935 Gregory's Secretary (uncredited)
- Page Miss Glory
1935 Beauty Shop Operator
- Traveling Saleslady
1935 Miss Wells
- A Night at the Ritz
1935 Isabelle
- Miss Pacific Fleet
1935 Violet Johnson - Butch's Girl (uncredited)
- The Case of the Curious Bride
1935 Telegraph Office Clerk (uncredited)
- Front Page Woman
1935 Nurse (uncredited)
- Shipmates Forever
1935 Cowboy's Girl (uncredited)
- Don't Bet on Blondes
1935 Owen's Secretary
- Happiness Ahead
1934 Bob's Friend Celebrating New Year's Eve
- Babbitt
1934 Miss McGoun
- Blue of the Night
1931 Gamma Gamma Gamma Girl in Nightclub with Glasses
- Viennese Nights
1930 Shocked Woman on Street (uncredited)
- Surprise
1930 Mary - Oswald's Wife
