My Three Sons (TV Series) as
Uncle Charley O'Casey
- Whatever Happened to Ernie? (1972) - Uncle Charley O'Casey
- Barbara Lost (1972) - Uncle Charley O'Casey
- Lonesome Katie (1972) - Uncle Charley O'Casey
- The Birth of Arfie (1972) - Uncle Charley O'Casey
- Bad Day for Barbara (1972) - Uncle Charley O'Casey
- Second Banana (1972) - Uncle Charley O'Casey
- Bad Day for Steve (1972) - Uncle Charley O'Casey
- Peanuts (1972) - Uncle Charley O'Casey
- Buttons and Beaux (1972) - Uncle Charley O'Casey
- Alfred (1972) - Uncle Charley O'Casey
- Three for School (1972) - Uncle Charley O'Casey
- TV Triplets (1972) - Uncle Charley O'Casey
- The Sound of Music (1971) - Uncle Charley O'Casey
- Polly's Secret Life (1971) - Uncle Charley O'Casey
- Katie's Career (1971) - Uncle Charley O'Casey
- The Enthusiast (1971) - Uncle Charley O'Casey
- Proxy Parents (1971) - Uncle Charley O'Casey
- Happy Birthday, Anyway (1971) - Uncle Charley O'Casey
- Polly the Pigeon (1971) - Uncle Charley O'Casey
- Four for the Road (1971) - Uncle Charley O'Casey
- Goodbye Fergus (1971) - Uncle Charley O'Casey
- Lady Douglas (1971) - Uncle Charley O'Casey
- Fergus for Sale (1971) - Uncle Charley O'Casey
- The Advent of Fergus (1971) - Uncle Charley O'Casey
- After the Honeymoon (1971) - Uncle Charley O'Casey
- The Return of Terrible Tom (1971) - Uncle Charley O'Casey
- Fit the Crime (1971) - Uncle Charley O'Casey
- Debbie (1971) - Uncle Charley O'Casey
- The Recital (1971) - Uncle Charley O'Casey
- Dodie Goes Downtown (1971) - Uncle Charley O'Casey
- Ernie Drives (1971) - Uncle Charley O'Casey
- Robbie's Honey (1971) - Uncle Charley O'Casey
- The New Vice-President (1971) - Uncle Charley O'Casey
- The Love God (1971) - Uncle Charley O'Casey
- The Liberty Bell (1971) - Uncle Charley O'Casey
- St. Louis Blues (1970) - Uncle Charley O'Casey
- The Power of Suggestion (1970) - Uncle Charley O'Casey
- The Bride Went Home (1970) - Uncle Charley O'Casey
- My Four Women (1970) - Uncle Charley O'Casey
- One by One They Go (1970) - Uncle Charley O'Casey
- The Honeymoon (1970) - Uncle Charley O'Casey
- The Elopement (1970) - Uncle Charley O'Casey
- The Cat Burglars (1970) - Uncle Charley O'Casey
- Polly Wants a Douglas (1970) - Uncle Charley O'Casey
- The Non-Proposal (1970) - Uncle Charley O'Casey
- The Return of Albert (1970) - Uncle Charley O'Casey
- The Once Over (1970) - Uncle Charley O'Casey
- The First Anniversary (1970) - Uncle Charley O'Casey
- J.P. Douglas (1970) - Uncle Charley O'Casey
- Love Thy Neighbor (1970) - Uncle Charley O'Casey
- Dodie's Dilemma (1970) - Uncle Charley O'Casey
- Mister X (1970) - Uncle Charley O'Casey
- Baubles, Bangles, and Beatrice (1970) - Uncle Charley O'Casey
- The Honeymoon Is Over (1970) - Uncle Charley O'Casey
- Charley's Cello (1970) - Uncle Charley O'Casey
- Guest in the House (1970) - Uncle Charley O'Casey
- You Can't Go Home (1970) - Uncle Charley O'Casey
- Who Is Sylvia? (1970) - Uncle Charley O'Casey
- Dodie's Tonsils (1970) - Uncle Charley O'Casey
- Double Jealousy (1970) - Uncle Charley O'Casey
- Table for Eight (1970) - Uncle Charley O'Casey
- It's a Woman's World (1970) - Uncle Charley O'Casey
- Silver Threads (1969) - Uncle Charley O'Casey
- Rough on Dodie (1969) - Uncle Charley O'Casey
- After You, Alphonse (1969) - Uncle Charley O'Casey
- Mexican Honeymoon (1969) - Uncle Charley O'Casey
- Came the Day (1969) - Uncle Charley O'Casey
- One Week to Go (1969) - Uncle Charley O'Casey
- Two Weeks to Go (1969) - Uncle Charley O'Casey
- The Littlest Rebel (1969) - Uncle Charley O'Casey
- A Ring for Barbara (1969) - Uncle Charley O'Casey
- Is It Love? (1969) - Uncle Charley O'Casey
- Instant Co-Worker (1969) - Uncle Charley O'Casey
- The First Meeting (1969) - Uncle Charley O'Casey
- Teacher's Pet (1969) - Uncle Charley O'Casey
- Two O'Clock Feeding (1969) - Uncle Charley O'Casey
- Ernie Is Smitten (1969) - Uncle Charley O'Casey
- The Matchmakers (1969) - Uncle Charley O'Casey
- Ernie, the Transmitter (1969) - Uncle Charley O'Casey
- Ernie's Pen Pal (1969) - Uncle Charley O'Casey
- The O'Casey Scandal (1969) - Uncle Charley O'Casey
- Goodbye Forever (1969) - Uncle Charley O'Casey
- The Other Woman (1969) - Uncle Charley O'Casey
- Honorable Expectant Grandfather (1969) - Uncle Charley O'Casey
- Chip on Wheels (1969) - Uncle Charley O'Casey
- What Did You Do Today, Grandpa? (1969) - Uncle Charley O'Casey
- Chip and Debbie (1969) - Uncle Charley O'Casey
- Three's a Crowd (1969) - Uncle Charley O'Casey
- The Fountain of Youth (1969) - Uncle Charley O'Casey
- The New Room (1968) - Uncle Charley O'Casey
- Expendable Katie (1968) - Uncle Charley O'Casey
- Casanova O'Casey (1968) - Uncle Charley O'Casey
- First Night Out (1968) - Uncle Charley O'Casey
- Back to Earth (1968) - Uncle Charley O'Casey
- Tea for Three (1968) - Uncle Charley O'Casey
- My Three Grandsons (1968) - Uncle Charley O'Casey
- Big Ol' Katie (1968) - Uncle Charley O'Casey
- The Baby Nurse (1968) - Uncle Charley O'Casey
- The Grandfathers (1968) - Uncle Charley O'Casey
- Life Begins in Katie (1968) - Uncle Charley O'Casey
- Dr. Osborne, M.D. (1968) - Uncle Charley O'Casey
- The Great Pregnancy (1968) - Uncle Charley O'Casey
- The Tire Thief (1968) - Uncle Charley O'Casey
- The Masculine Mystique (1968) - Uncle Charley O'Casey
- Gossip, Incorporated (1968) - Uncle Charley O'Casey
- The Perfect Separation (1968) - Uncle Charley O'Casey
- Honorable Guest (1968) - Uncle Charley O'Casey
- The Standing Still Tour (1968) - Uncle Charley O'Casey
- Uncle Charley's Aunt (1968) - Uncle Charley O'Casey
- Dear Enemy (1968) - Uncle Charley O'Casey
- A Horse for Uncle Charley (1968) - Uncle Charley O'Casey
- Ernie and Zsa Zsa (1968) - Uncle Charley O'Casey
- Ernie, the Jinx (1968) - Uncle Charley O'Casey
- Charley's Tea (1968) - Uncle Charley O'Casey
- Green-Eyed Robbie (1968) - Uncle Charley O'Casey
- The Chaperones (1967) - Uncle Charley O'Casey
- Liverpool Saga (1967) - Uncle Charley O'Casey
- You're Driving Me Crazy (1967) - Uncle Charley O'Casey
- Leaving the Nest (1967) - Uncle Charley O'Casey
- The Aunt Who Came to Dinner (1967) - Uncle Charley O'Casey
- The Computer Picnic (1967) - Uncle Charley O'Casey
- The Heartbeat (1967) - Uncle Charley O'Casey
- Ernie, the Bluebeard (1967) - Uncle Charley O'Casey
- Designing Woman (1967) - Uncle Charley O'Casey
- The Chameleon (1967) - Uncle Charley O'Casey
- My Wife, the Waitress (1967) - Uncle Charley O'Casey
- The Homecoming (1967) - Uncle Charley O'Casey
- Wedding Bells (1967) - Uncle Charley O'Casey
- Countdown to Marriage (1967) - Uncle Charley O'Casey
- Inspection of the Groom (1967) - Uncle Charley O'Casey
- Robbie Loves Katie (1967) - Uncle Charley O'Casey
- Moving Day (1967) - Uncle Charley O'Casey
- Weekend in Paradise (1967) - Uncle Charley O'Casey
- So Long Charley, Hello (1967) - Uncle Charley O'Casey
- The Sky Is Falling (1967) - Uncle Charley O'Casey
- Ernie and the O'Grady (1967) - Uncle Charley O'Casey
- Ernie's Crowd (1967) - Uncle Charley O'Casey
- Ernie's Folly (1967) - Uncle Charley O'Casey
- Help the Gypsies Are Coming! (1967) - Uncle Charley O'Casey
- Charley O' the Seven Seas (1967) - Uncle Charley O'Casey
- Melinda (1967) - Uncle Charley O'Casey
- Now in My Day (1967) - Uncle Charley O'Casey
- The Best Man (1967) - Uncle Charley O'Casey
- My Son, the Bullfighter (1967) - Uncle Charley O'Casey
- The Good Earth (1967) - Uncle Charley O'Casey
- My Dad, the Athlete (1967) - Uncle Charley O'Casey
- TV or Not TV (1967) - Uncle Charley O'Casey
- My Pal Dad (1967) - Uncle Charley O'Casey
- Both Your Houses (1967) - Uncle Charley O'Casey
- You Saw a What? (1967) - Uncle Charley O'Casey
- Grandma's Girl (1966) - Uncle Charley O'Casey
- Tramp or Ernie (1966) - Uncle Charley O'Casey
- A Falling Star (1966) - Uncle Charley O'Casey
- A Real Nice Time (1966) - Uncle Charley O'Casey
- The Awkward Age (1966) - Uncle Charley O'Casey
- Happy Birthday, World (1966) - Uncle Charley O'Casey
- Fiddler Under the Roof (1966) - Uncle Charley O'Casey
- Robbie's Underground Movie (1966) - Uncle Charley O'Casey
- If at First (1966) - Uncle Charley O'Casey
- Arrivederci Robbie (1966) - Uncle Charley O'Casey
- Good Guys Finish Last (1966) - Uncle Charley O'Casey
- Forget Me Not (1966) - Uncle Charley O'Casey
- Fly Away Home (1966) - Uncle Charley O'Casey
- Stag at Bay (1966) - Uncle Charley O'Casey
- London Memories (1966) - Uncle Charley O'Casey
- The Wheels (1966) - Uncle Charley O'Casey
- The Wrong Robbie (1966) - Uncle Charley O'Casey
- A Hunk of Hardware (1966) - Uncle Charley O'Casey
- The State vs. Chip Douglas (1966) - Uncle Charley O'Casey
- Ernie and That Woman (1966) - Uncle Charley O'Casey
- Our Boy in Washington (1966) - Uncle Charley O'Casey
- Robbie's Double Life (1966) - Uncle Charley O'Casey
- Kid Brother Blues (1966) - Uncle Charley O'Casey
- Call Her Max (1966) - Uncle Charley O'Casey
- Robbie and the Little Stranger (1966) - Uncle Charley O'Casey
- Whatever Happened to Baby Chip? (1966) - Uncle Charley O'Casey
- Robbie, the College Man (1966) - Uncle Charley O'Casey
- Steve and the Huntress (1966) - Uncle Charley O'Casey
- Robbie and the Slave Girl (1966) - Uncle Charley O'Casey
- From Maggie with Love (1966) - Uncle Charley O'Casey
- What About Harry? (1966) - Uncle Charley O'Casey
- Charley, the Pigeon (1965) - Uncle Charley O'Casey
- Douglas a Go-Go (1965) - Uncle Charley O'Casey
- Marriage and Stuff (1965) - Uncle Charley O'Casey
- The Hong Kong Story (1965) - Uncle Charley O'Casey
- The Ernie Report (1965) - Uncle Charley O'Casey
- My Son, the Ballerina (1965) - Uncle Charley O'Casey
- Charley and the Dancing Lesson (1965) - Uncle Charley O'Casey
- Monsters and Junk Like That (1965) - Uncle Charley O'Casey
- Mary-Lou (1965) - Uncle Charley O'Casey
- Office Mother (1965) - Uncle Charley O'Casey
- There's a What in the Attic? (1965) - Uncle Charley O'Casey
- Robbie and the Chorus Girl (1965) - Uncle Charley O'Casey
- Brother, Ernie (1965) - Uncle Charley O'Casey
- Red Tape Romance (1965) - Uncle Charley O'Casey
- The First Marriage (1965) - Uncle Charley O'Casey
- Uncle Charley and the Redskins (1965) - Uncle Charley O'Casey
- The Leopard's Spots (1965) - Uncle Charley O'Casey
- All the Weddings (1965) - Uncle Charley O'Casey
- The Glass Sneaker (1965) - Uncle Charley O'Casey
- Chip O' the Islands (1965) - Uncle Charley O'Casey
- Tramp and the Prince (1965) - Uncle Charley O'Casey
- Steve and the Computer (1965) - Uncle Charley O'Casey
- Chip, the Trapper (1965) - Uncle Charley O'Casey
- The Sure Thing (1965) - Uncle Charley O'Casey
- It's a Dog's Life (1965) - Uncle Charley O'Casey
- The Fountain of Youth (1965) - Uncle Charley O'Casey
- Mexico Ole (1965) - Uncle Charley O'Casey
- The Teenagers (1965) - Uncle Charley O'Casey
- Hawaiian Cruise (1965) - Uncle Charley O'Casey
- Lady in the Air (1965) - Uncle Charley O'Casey
- Be My Guest (1965) - Uncle Charley O'Casey
- He Wanted Wings (1965) - Uncle Charley O'Casey
- Charley and the Kid (1965) - Uncle Charley O'Casey
- Here Comes Charley (1965) - Uncle Charley O'Casey