This is a list of the various animated cartoons featuring Herman and Katnip.
The Henpecked Rooster (Feat. Herman the Mouse, Henry the Rooster, and Bertha Chicken Pie) February 18, 1944 - Director: Seymour Kneitel (First appearance of Herman)
Scrappily Married (Feat. Herman, Henry, and Bertha|Chicken Pie) March 30, 1945 - Kneitel
Cheese Burglar (Feat. Herman) February 22, 1946 - I. Sparber (NOTE: Herman's first solo cartoon. This cartoon appeared in Four Rooms)
Sudden Fried Chicken (Feat. Herman, Henry|Hector, Bertha|Chicken Pie) October 18, 1946 - Bill Tytla (NOTE: This cartoon appeared in Smart House. Third and final Herman and Henry cartoon.)
Naughty But Mice (Feat. Herman) October 10, 1947 - Kneitel (NOTE: First time, Arnold Stang voiced Herman.)
Campus Capers (Feat. Herman) July 1, 1949 - Tytla
Saved By The Bell (Feat. Herman) September 15, 1950 - Kneitel
The Island Fling (Feat. Popeye, Olive Oyl, Tiger, Bluto, Sea Monster, Female Gorilla, Hungry Lion, Friday, Herman the Mouse (Cameo)) December 27, 1946 - Tytla (NOTE: Herman makes a cameo in a Popeye cartoon.)
Gobs of Fun (Feat. Herman, Animals) July 28, 1950 - Sparber
Sock-A-Bye Kitty (Feat. Katnip, Buzzy) December 2, 1950 - Kneitel (NOTE: The first Buzzy cartoon featuring Katnip.)
As The Crow Lies (Feat. Katnip, Buzzy the Crow) June 1, 1951 - Kneitel (NOTE: First time, Katnip was voiced by Jack Mercer.)
Cat-Choo (Feat. Katnip, Buzzy) October 12, 1951 - Kneitel
The Awful Tooth (Feat. Katnip, Buzzy) May 2, 1952 - Kneitel
Better Bait Than Never (Feat. Katnip, Buzzy, Bulldog) June 5, 1953 - Kneitel
Hair Today Gone Tomorrow (Feat. Katnip, Buzzy) April 16, 1954 - Kneitel
City Kitty (Feat. Katnip) July 18, 1952 - Sparber
Feast And Furious (Feat. Katnip, Finny the Goldfish) December 26, 1952 - Sparber (NOTE: This is the only Finny the Goldfish cartoon featuring Katnip.)
Self Help Huey (Feat. Baby Huey, the fox, Katnip, animals) October 28, 1995 - Joe Horne
Three Ducks and a Dope (Feat. Baby Huey, Papa Duck, Katnip, etc.) November 18, 1995 - Steve Loter
Herman and Katnip 1950–59
Mice Meeting You (Feat. Herman, Katnip, Herman's Cousins) November 10, 1950 - Kneitel (NOTE: Katnip's debut)
Mice Paradise (Feat. Herman, Katnip) March 9, 1951 - Sparber (NOTE: Final Herman the Mouse cartoon in the Noveltoons series.)
Cat Tamale (Feat. Herman, Katnip, Other Mice) November 9, 1951 - Kneitel (NOTE: First Herman and Katnip cartoon outside the Noveltoons series.)
Cat Carson Rides Again (Feat. Herman, Katnip, Other Mice) April 4, 1952 - Kneitel
Mice-Capades (Feat. Herman, Katnip) October 3, 1952 - Kneitel (NOTE: First Herman and Katnip spin-off cartoon.)
Of Mice And Magic (Feat. Herman, Katnip, Louise, Other Mice, and Finny the Golfish) February 20, 1953 - Sparber (NOTE: Second and cameo appearance of Finny the Goldfish.)
Herman The Catoonist (Feat. Herman, Katnip, and Other Mice) May 15, 1953 - Sparber
Drinks On The Mouse (Feat. Herman, Katnip) August 28, 1953 - Dave Tendlar
Northwest Mousie (Feat. Herman, Katnip, and Other Mice) December 28, 1953 - Kneitel
Surf And Sound (Feat. Herman, Katnip, Lousie The Girl Mouse, and Other Mice) March 5, 1954 - Tendlar
Of Mice And Menace (Feat. Herman, Katnip, and Herman's Nephews) June 25, 1954 - Kneitel
Ship A-Hooey (Feat. Herman, Katnip, and Other Mice) August 20, 1954 - Sparber
Rail-Rodents (Feat. Herman, Katnip, Bulldog) November 26, 1954 - Tendlar (NOTE: This is a second time that Herman doesn't speak; second appearance of the bulldog.)
Robin Rodenthood (Feat. Herman, Katnip, and Other Mice) February 25, 1955 - Tendlar
A Bicep Built For Two (Feat. Herman, Katnip, and Spike) April 8, 1955 - Kneitel (NOTE: Jackson Beck voiced Herman.)
Mouse Trapeze (Feat. Herman, Katnip, and Herman's Nephews) August 5, 1955 - Sparber
Mousieur Herman (Feat. Herman, Katnip) November 25, 1955 - Tendlar (first with shorter instrumental theme music)
Mouseum (Feat. Herman, Katnip, and Herman's Nephews) February 24, 1956 - Kneitel
Will Do Mousework (Feat. Herman, Katnip, and Herman's Cousins) June 29, 1956 - Knietel
Mousetro Herman (Feat. Herman, Katnip, and Other Mice) August 10, 1956 - Sparber (NOTE: NEW THEME DEBUTS EARLY)
Hide And Peak (Feat. Herman, Katnip) December 10, 1956 - Tendlar
Cat In The Act (Feat. Herman, Katnip) February 22, 1957 - Tendlar (NOTES:last Famous Studios NEW THEME DEBUTS)
Sky Scrappers (Feat. Herman, Katnip) June 14, 1957 - Tendlar (NOTE: Third time, Katnip was voiced by Jack Mercer. First was, As the Crow Lies. Second was, Feast and Furious.)
From Mad To Worse (Feat. Herman, Katnip, and Other Mice) August 16, 1957 - Kneitel (NOTE: NEW INTRO ANIMATION DEBUTS)
One Funny Knight (Feat. Herman, Katnip, and Princess Genevieve) November 22, 1957 - Tendlar
Frighty Cat (Feat. Herman, Katnip, and Other Mice) March 14, 1958 - Sparber (NOTE: Sid Raymond last regularly voiced Katnip. Also the last cartoon Raymond and Arnold Stang's voices both appear together - sans archive footage.)
You Said A Mouseful (Feat. Herman, Katnip, and Chubby) August 29, 1958 - Kneitel (NOTE: Fourth time, Katnip was voiced by Jack Mercer.)
Owly To Bed (Feat. Herman, Katnip, and Hooty) 1958 - Kneitel (NOTE: Katnip does not speak, but Herman imitates him saying, "Hooty, get out of there!")
Felineous Assault (Feat. Herman, Katnip, and Kitnip) 1958 - Kneitel (NOTE: Sid Raymond last voiced Katnip, and Jack Mercer voiced Herman for a second time. First was, Sudden Fried Chicken.)
Fun On Furlough (Featuring Herman, Katnip, and Other Mice) April 3, 1959 - Kneitel (NOTE: Arnold Stang last voiced Herman, and Jack Mercer voiced Katnip for a fifth time.)
Katnip's Big Day (Feat. Herman, Katnip, Buzzy, Rueben, Dueben, Louie, Spike, and Butch) October 30, 1959 - Kneitel (NOTE: This is a final Herman and Katnip spin-off cartoon. For this final spin-off, Jack Mercer voiced Herman and Katnip for a third (Herman), sixth (Katnip) and final time respectively.)
Ghost of Honor (Feat. Casper, Celebrities, Wolfie, Herman, Katnip, Spunky, Tommy Tortoise, Moe Hare, Pal, Baby Huey, Little Audrey and other Harvey cartoon characters) July 19, 1957 - Sparber (NOTE: Katnip does not speak in a Casper cartoon for a third time, but also on second time, he cameo appears. First was a Popeye cartoon, The Island Fling, and only time, Herman does not speak either, but he cameo appears too.)
List of Herman and Katnip cartoons Wikipedia (Text) CC BY-SA