Stage, film and television actor John Donald Fiedler excelled at meek or nervous roles and was personally chosen by Walt Disney to play the voice of Piglet in Winnie the Pooh films, and television specials.
| Movie | I Love You, I Love You Not | 1996 |
| Movie | The Beast of War | 1988 |
| Movie | Pecker | 1998 |
| Movie | Simply Irresistible | 1999 |
| Movie | Serial Mom | 1994 |
| Movie | Cecil B. Demented | 2000 |
| Movie | Beyond The Law | 1992 |
| Episode |
Dennis the Menace Dennis' Bank Account |
1961 |
| Episode |
Alice Mel's Happy Burger |
1977 |
| Episode |
The Munsters My Fair Munster |
1964 |
| Episode |
Dr. Kildare Never Too Old For The Circus |
1964 |
| Episode |
Three's Company Jack Looks for a Job |
1977 |
| Episode |
The Ropers Your Money or Your Life |
1979 |
| Episode |
Pete and Gladys The Fur Coat Story |
1961 |
| Episode |
Gunsmoke Hammerhead |
1964 |
| Episode |
George & Leo The Cameo Show |
1997 |
| Episode |
Switch Dancer |
1977 |
| Episode |
Bewitched Nobody but a Frog Knows How to Live |
1967 |
| Episode |
Bewitched Turn on the Old Charm |
1970 |
| Episode |
McMillan and Wife The Devil You Say |
1973 |
| Episode |
Alice Vera's Mortician |
1976 |
| Episode |
Flying High Eye Opener |
1970 |
| Episode |
McMillan and Wife Freefall to Terror |
1973 |
| Episode |
Quincy, M.E. Matters of Life and Death |
1978 |
| Episode |
The Rockford Files The Competitive Edge |
1978 |
| Episode |
Bridget Loves Bernie Bernie's Last Stand |
1972 |
| Episode |
The Golden Girls Love Me Tender |
1989 |
| Episode |
Adventures in Paradise Man Eater |
1961 |
| Episode |
Quincy, M.E. For the Benefit of My Patients |
1979 |
| Episode |
Destry Deputy For A Day |
1964 |
| Episode |
My Favorite Martian Man or Amoeba |
1963 |
| Episode |
Cannon Flight Plan |
1971 |
| Episode |
Cannon Pilot |
1971 |
| Episode |
Vega$ Demand and Supply |
1979 |
| Episode |
The Many Loves of Dobie Gillis I Didn't Raise My Boy to Be a Solider, Sailor, or Marine |
1961 |
| Episode |
Fantasy Island Carnival / The Vaudevillians |
1978 |
| Episode |
The Twilight Zone The Night of the Meek |
1960 |
| Episode |
Hart to Hart Harts at High Noon |
1982 |
| Episode |
Fantasy Island Trouble, My Lovely / The Common Man |
1978 |
| Episode |
Kolchak: The Night Stalker The Zombie |
1974 |
| Episode |
Dirty Sally The Hanging Of Cyrus Pike |
1974 |
| Episode |
The Felony Squad Man On Fire |
1968 |
| Episode |
Bewitched Three Men and a Witch on a Horse |
1971 |
| Episode |
Peter Gunn The Deep End |
1961 |
| Episode |
Dr. Kildare Shining Image |
1961 |
| Episode |
Bewitched Marriage, Witches' Style |
1969 |
| Episode |
Get Smart Classification: Dead |
1967 |
| Episode |
L.A. Law Eli's Gumming |
1993 |
| Episode |
Banacek Project Phoenix |
1972 |
| Episode |
Cheers The Tortelli Tort |
1982 |
| Episode |
Perry Mason The Case of the Tragic Trophy |
1964 |
| Episode |
Alfred Hitchcock Presents The Last Remains |
1962 |
| Episode |
The Fugitive The End Game |
1964 |
| Episode |
The Alfred Hitchcock Hour I Saw the Whole Thing |
1962 |
| Episode |
Star Trek Wolf in the Fold |
1967 |
| Episode |
Thriller A Wig for Miss Devore |
1962 |
| Episode |
Get Smart Age Before Duty |
1969 |
| Episode |
I Spy Suitable for Framing |
1968 |
| Episode |
The Odd Couple Security Arms |
1972 |
| Episode |
The Bob Newhart Show Come Live with Me |
1972 |
| Episode |
The Tall Man A Time To Run |
1962 |
| Episode |
The Odd Couple The Dog Story |
1974 |
| Episode |
The Streets of San Francisco Mask of Death |
1974 |
| Episode |
Have Gun, Will Travel The Gold Bar |
1961 |
| Episode |
That Girl Christmas and the Hard-Luck Kid |
1966 |
| Episode |
Bewitched Daddy Comes to Visit |
1969 |
| Episode |
Checkmate A Slight Touch of Venom |
1961 |
| Episode |
B.J. and the Bear Crackers |
1979 |
| Episode |
Bewitched Darrin the Warlock |
1969 |
| Episode |
Columbo Blueprint for Murder |
1972 |
| Episode |
The Twilight Zone Cavender is Coming |
1962 |
