Gossamer (originally voiced by Mel Blanc, currently voiced by Kwesi Boakye) is a large hairy red monster clad in a pair of sneakers. He loves spider goulashes and is afraid of people.
- Gossamer first appears as a villain in Bugs and Daffy's Adventures of We're Back! A Dinosaur's Story, as a pet of Professor Screweyes. It is unclear as to whether he will return in a future Bugs and Daffy's Adventure.
- He appears as a villain in The Journey of Hope, alongside fellow Looney Tunes villains Elmer Fudd, Yosemite Sam, and Marvin the Martian.