| Year |
Title |
Role |
Notes |
| 1964-1967,1968-1969 |
Gomer Pyle: USMC |
Duke Slater |
Main cast
92 episodes |
| 1967-1968 |
Good Morning World (American TV series) |
Larry Clarke |
Main cast
26 episodes |
| 1973 |
Butch Cassidy |
Additional voices |
13 episodes |
| 1973 |
Goober and the Ghost Chasers |
Gilly (voice) |
16 episodes |
| 1973 |
Peter Puck (TV Mini Series) |
Peter Puck (voice) |
9 episodes |
| 1973-1974 |
Wait Till Your Father Gets Home |
Additional voices |
3 episodes |
| 1976 |
Emergency! |
Jasper |
S5Ep16 |
| 1977 |
The Skatebirds |
Additional voices |
16 episodes |
| 1977 |
The Mouseketeers at Walt Disney World |
Mr. Brown |
1 episode |
| 1977-1980 |
Captain Caveman and the Teen Angels |
Additional voices |
39 episodes |
| 1978 |
Battle of the Planets |
Jason / Additional voices |
85 episodes |
| 1978 |
Yogi's Space Race |
Additional voices |
13 episodes |
| 1979 |
Casper and the Angels |
Additional voices |
Episode: "Love at First Fright/Saving Grace in Outer Space" |
| 1982 |
Jokebook |
Additional voices |
3 episodes |
| 1982-1983 |
Meatballs & Spaghetti |
Additional voices |
25 episodes |
| 1982-1988 |
The Smurfs |
Additional voices |
4 episodes |
| 1983 |
Shirt Tales |
Rick the Raccoon (voice) |
Main Character |
| 1985 |
Snorks |
Additional voices |
Episode: "Snorkitis is Nothing to Sneeze At/The Whole Toot and Nothing But" |
| 1986 |
Pound Puppies |
Buster / Mr. Hubert (voices) |
Episodes: "From Wags to Riches and Happy and Howlidays" |
| 1986-1988 |
The Flintstone Kids |
Yuckster (voice) |
4 episodes |
| 1987 |
Scooby-Doo Meets the Boo Brothers |
Freako / Demonstrator Ghost (voices) |
Television movie |
| 1987 |
DuckTales |
Additional voices |
Episode: "The Right Duck" |
| 1988 |
Scooby-Doo and the Ghoul School |
Colonel Calloway (voice) |
Television movie |
| 1988-1989 |
Fantastic Max |
Additional voices |
3 episode |
| 1988 |
Mr. Belvedere |
Contest Judge |
Episode: "Marsha's Secret" |
| 1989 |
A Pup Named Scooby-Doo |
Additional voices |
8 episodes |
| 1989 |
Saved By The Bell |
Principal Elliot Stingwell |
Episode: "Save That Tiger" |
| 1990 |
The Golden Girls |
Thomas |
Episode: "Triple Play" |
| 1990 |
Midnight Patrol: Adventures in the Dream Zone |
Additional voices |
13 episodes |
| 1991 |
Out of This World |
Pinky Starr |
Episode: "Mayor Evie" |
| 1991 |
Yo Yogi! |
Calvin Klunk (voice) |
9 episodes |
| 1992 |
The Legend of Prince Valiant |
Master Fezzick (voice) |
Episodes: "The Road Back" and "The Fist of Iron" |
| 1992 |
Tom & Jerry Kids Show |
Additional voices |
Episode: "Penthouse Mouse/12 Angry Sheep/The Ant Attack" |
| 1992 |
Rugrats |
Fish / Clerk (voices) |
Credited as Ronald Schell
Episode: "Visitors from Outer Space/The Case of the Missing Rugrat" |
| 1993 |
I Yabba-Dabba Do! |
Additional voices |
Television movie |
| 1993 |
Droopy, Master Detective |
Additional voices |
13 episodes |
| 1993 |
Hollyrock-a-Bye Baby |
Additional voices |
Television movie |
| 1995-1996 |
Coach |
Dr. Howard / Customer |
Episodes: "Turtle World" and "Grimmworld" |
| 1997 |
What a Cartoon! |
Mel (voice) |
Episode: "Strange Things" |
| 1997-1999 |
Recess |
Mayor Fitzhugh (voice) |
3 episodes |
| 2002 |
What's New, Scooby-Doo? |
Additional voices |
Episode: "Space Ape at the Cape" |
| 2004 |
Yes, Dear |
Cliff Marshall |
Episode: "Dead Aunt, Dead Aunt" |
| 2004 |
Phil of the Future |
75-Year-Old Phil |
Episode: "Age Before Beauty" |
| 2004-2007 |
The Grim Adventures of Billy and Mandy |
Real Estate Agent / Toadblatt (voices) |
Episodes: Nigel Planter and the Order of the Penuts and the Incredible Shrinking Mandy |
| 2004 |
Megas XLR |
Mac (voice) |
Episodes: "Bad Guy" and "S-Force S.O.S." |
| 2008 |
Easy to Assemble |
Ronnie Schell |
Episodes: "Actors Anonymous" and "Gotcha!" |
| 2011 |
Jessie |
Ranger Bill |
Episode: "Zuri's New Old Friend" |
| 2012 |
Retired at 35 |
Sal |
Episode: "Poker Face" |
| 2014-2015 |
You'll Be Fine |
Harry |
3 episodes |
| 2017 |
Heaven's Waiting Room |
Vic |
Unknown episodes |
| 2018 |
Kaplan's Corner |
Ronnie |
Episode: "Marvin's Ghost" |