Looney Tunes Meets Casper is a 2000 American direct-to-video animated adventure comedy halloween film. The film was Produced by Warner Bros. Animation, Universal Cartoon Studios, Amblin Entertainment and The Harvey Entertainment Company and Released by Warner Home Video and Universal Studios Home Video.
The story begins with Elmer tiptoeing and telling the audience his famous line, "Shh. Be vewy, vewy quiet. I'm hunting wabbits." Meanwhile Daffy Duck lures Elmer Fudd by changing the "Duck Season" signs to "Rabbit Season", Bugs Bunny shows up and fixies a crooked "Rabbit Season" sign that Daffy putted up, Elmer shows up pointing his gun Bugs and says "It's Wabbit Season", Bugs and Daffy start arguing, Bugs says "Duck Season", and Daffy says "Rabbit Season". Elmer grows impatient and begins firing at both Bugs and Daffy. They runaway from Elmer Fudd as fast as they could.
But then, Bugs and Daffy escaped from Elmer Fudd and headed to the spooky forest and then see a haunted castle called “Whipstaff Manor” so they went inside and see something is spooky inside and then they see a little ghost named Casper. Bugs and Daffy are scared of him, so they try to go outside but they meet three more ghosts, The Ghostly Trios (Stretch, Stinkie and Fatso) and they are very scary, but Casper told them to stop because Bugs and Daffy are the famous bunny and duck in the world. So Casper shows Bugs and Daffy to their room so they’ve can be more comfortable.
The next morning, Casper managed to gain Bugs and Daffy‘s trust when he served them breakfast. Then the Ghostly Trios come downstairs and order Casper to give them their meals and he did. Bugs realizes those ghosts food are falling out of the ghosts bodies, so he told Daffy to talk to them alone while he can take a look around the castle. After Bugs left Daffy with the Ghostly Trios, they show Daffy how it luckily enough to be a ghost, but Casper told them that‘s far enough to pick on Daffy and they also told to him to go see what the rabbit is up to.
As Bugs was walking around in the castle, he accidentally went in the Ghostly Trios bedroom but Casper told him to not to go in because if Casper go in his uncles bedroom, he’ll be grounded for after life and Bugs understands that. Then Casper gives Bugs a tour around the castle, After the tour Casper and Bugs go downstairs to the library where Daffy is with the Ghostly Trios.
After looking around the castle and see how friendly Casper is, Bugs and Daffy checked the of the calendar to see what day is, When they checked to see what day is see that it's October 30th and tomorrow is October 31st, which is Halloween. Bugs and Daffy asked Casper if it is alright if they can invite their friends over to the castle for a big Halloween party and Casper and his Uncles the Ghostly Trios and the they say it's alright to have a big Halloween party in the castle. At night Casper invited Bugs and Daffy to sleep in his room and before they went to sleep Bugs and Daffy made a list of friends they can invite to the Halloween party and then they all went to sleep.
The next morning, Bugs and Daffy call some of their friends over to the castle for the Halloween party, They call friends like Porky Pig, Tweety, Sylvester, Sylvester Jr., Elmer Fudd, Yosemite Sam, Foghorn Leghorn, Pepé Le Pew, Marvin the Martian, Speedy Gonzales, Wile E. Coyote, Road Runner, Taz, Lola Bunny and Clyde Bunny and then call they the Tiny Toons gang like Buster Bunny, Babs Bunny, Fifi La Fume, Plucky Duck, Dizzy Devil, Hamton J. Pig, Furrball, Calamity Coyote, Little Beeper, Sweetie Bird and Li'l Sneezer.
After making all the calls, Bugs and Daffy decorate the castle with a little help from Casper.
When it was Halloween night, The Looney Tunes gang and the Tiny Toons gang all showed up outside of the castle, Bugs and Daffy welcomed everyone inside and they introduce their new friend, Casper the Friendly Ghost.
Later Bugs, Daffy, the Looney Tunes and the Tiny Toons gang all enjoyed the Halloween party at Whipstaff Manor, they all started dancing to the Ghostly Trios' music as Casper skies the words, “The End!”
- Bugs Bunny
- Daffy Duck
- Casper the Friendly Ghost
- The Ghostly Trios (Stretch, Stinkie and Fatso)
- Joe Alaskey as Bugs Bunny, Daffy Duck, Uncle Stinkie, Plucky Duck, Tweety, Pepé Le Pew, Sylvester Jr., Marvin the Martian, Speedy Gonzales
- E.G. Daily as Casper
- Jim Ward as Uncle Stretch
- Brad Garrett as Uncle Fatso
- Charlie Adler as Buster Bunny
- Tress MacNeille as Babs Bunny, Penelope Pussycat
- Kath Soucie as Lola Bunny, Fifi La Fume, Li'l Sneezer
- Billy West as Elmer Fudd, Hampton J. Pig
- Bob Bergen as Porky Pig, Clyde Bunny, Hubie and Bertie
- Bill Farmer as Sylvester, Foghorn Leghorn
- Jim Cummings as Tasmanian Devil
- June Foray as Granny
- Maurice LaMarche as Yosemite Sam, Dizzy Devil
- Candi Milo as Sweetie Bird
- Cree Summer as Elmyra Duff, Mary Melody
- Danny Cooksey as Montana Max
- Rob Paulsen as Fowlmouth
- Frank Welker as Furrball, Calamity Coyote, Little Beeper
This will be the first Looney Tunes Production Released by Universal Studios.
He waved goodbye for Scooby-doo a cameo.