Jimmy Lydon
- The World of Tomorrow
1984 Bud Middleton (archive footage)
- Peter Lundy and the Medicine Hat Stallion
1977 Muggeridge
- Vigilante Force
1976 Tom Cousy
- The New Daughters of Joshua Cabe
1976 Jim Pickett
- Ellery Queen: Too Many Suspects
1975 Actor
- Bonnie's Kids
1973 Motel Manager
- Michael O'Hara the Fourth
1972 John Stevens
- Cannon
1971 Betting Clerk
- Scandalous John
1971 Grotch
- The Strange Monster of Strawberry Cove
1971 Jim Durden
- Death of a Gunfighter
1969 Luke Mills
- The Learning Tree
1969 Associate Producer
- Assignment to Kill
1968 Producer
- Countdown
1967 Producer
- An American Dream
1966 Producer
- The Last Time I Saw Archie
1961 Pvt. Billy Simpson (as James Lydon)
- The Hypnotic Eye
1960 Emergency Doctor (as James Lydon)
- I Passed for White
1960 Jay Morgan
- Chain of Evidence
1957 Steve Nordstrom (as James Lydon)
- Battle Stations
1956 Squawk Hewitt
- Rage at Dawn
1955 Dedrick
- The Desperado
1954 Tom Cameron
- Island in the Sky
1953 Murray, Dooley's navigator
- Gasoline Alley
1951 Skeezix
- Corky of Gasoline Alley
1951 Skeezix Wallet
- Oh! Susanna
1951 Benton
- September Affair
1950 Johnny Wilson
- Hot Rod
1950 David Langham Jr.
- Tarnished
1950 Junior Bunker
- Destination Big House
1950 Freddy Brooks
- When Willie Comes Marching Home
1950 Charles 'Charlie' Fettles
- The Magnificent Yankee
1950 Clinton
- Bad Boy
1949 Ted Hendry (as James Lydon)
- Tucson
1949 Andy Bryant
- Miss Mink of 1949
1949 Joe Forrester
- An Old-Fashioned Girl
1949 Tom Shaw
- Out of the Storm
1948 Donald Lewis
- Joan of Arc
1948 Pierre d'Arc, Joan's younger brother
- The Time of Your Life
1948 Dudley Bostwick
- Life with Father
1947 Clarence Day Jr.
- Sweet Genevieve
1947 Bill Kennedy
- Cynthia
1947 Ricky Latham
- Good News
1947 Jimmy's Classmate (uncredited)
- Affairs of Geraldine
1946 Willy Briggs
- Strange Illusion
1945 Paul Cartwright
- Twice Blessed
1945 Mickey Pringle
- Time to Kill
1945 Lou
- When the Lights Go On Again
1944 Ted Benson
- The Road to Victory
1944 Danny Ames (uncredited)
- The Town Went Wild
1944 Bob Harrison
- The Shining Future
1944 Danny Ames
- Henry Aldrich's Little Secret
1944 Henry Aldrich
- Henry Aldrich, Boy Scout
1944 Henry Aldrich
- Henry Aldrich Plays Cupid
1944 Henry Aldrich
- My Best Gal
1944 Johnny McCloud
- Henry Aldrich Gets Glamour
1943 Henry Aldrich
- Henry Aldrich Swings It
1943 Henry Aldrich
- Henry Aldrich Haunts a House
1943 Henry Aldrich
- Aerial Gunner
1943 Sandy Lunt
- Henry Aldrich, Editor
1942 Henry Aldrich
- Henry and Dizzy
1942 Henry Aldrich
- A Letter From Bataan
1942 Chuck Lewis
- The Mad Martindales
1942 Bobby Bruce Turner
- Cadets on Parade
1942 Joe Novak
- Henry Aldrich for President
1941 Henry Aldrich
- Naval Academy
1941 Tommy Blake
- Tom Brown's School Days
1940 Tom Brown
- Bowery Boy
1940 Sock Dolan
- Little Men
1940 Daniel "Danny" Burdle
- Back Door to Heaven
1939 Young Frankie Rogers
- Two Thoroughbreds
1939 David Carey
- Home Early
1939 Junior Doakes
