What if William Hanna and Joseph Barbera worked for Warner Bros. after leaving MGM and retained the rights for Tom and Jerry/Looney Tunes: Back in Action

Looney Tunes: Back in Action is a 2003 American live-action/animated spy action-adventure comedy film, directed by Joe Dante. It is the third feature-length live-action animation hybrid film to feature Looney Tunes characters, after Who Framed Roger Rabbit (1988) and Space Jam (1996). In this reality, the film became a box-office success.

Live-action cast

 * Brendan Fraser as D.J. Drake/himself
 * Jenna Elfman as Kate Houghton
 * Steve Martin as Mr. Chairman
 * Heather Locklear as Dusty Tails
 * Joan Cusack as Mother
 * Timothy Dalton as Damian Drake
 * Bill Goldberg as Mr. Smith
 * Don and Dan Stanton as Mr. Warner and his brother
 * Matthew Lillard as himself (cameo)
 * Jeff Gordon as himself (cameo)
 * Kevin McCarthy as Dr Miles Bennell (cameo)
 * Michael Jordan as himself (cameo via archive footage from Space Jam)
 * Marc Lawrence as Acme VP, Stating the Obvious
 * Ron Perlman as Acme VP, Never Learning
 * Robert Picardo as Acme VP, Rhetorical Questions

Voice cast

 * Joe Alaskey as Bugs Bunny, Daffy Duck, Yogi Bear, Huckleberry Hound, Quick Draw McGraw, Snagglepuss, Sylvester, Mr. Jinks, Droopy, Wally Gator, Loopy De Loop, Ruff, Reddy, Peter Potamus, Beaky Buzzard and Mama Bear
 * Tom Kenny as Boo-Boo Bear and Top Cat
 * Jeff Bennett as Foghorn Leghorn, Ranger Smith, Yosemite Sam, Nasty Canasta, Spike Bulldog, Butch Cat, Secret Squirrel, Morocco Mole, Magilla Gorilla, Dick Dastardly and Doggie Daddy
 * Bob Bergen as Porky Pig
 * Brendan Fraser as Tasmanian Devil and Tasmanian She-Devil
 * June Foray as Granny
 * Eric Goldberg as Tweety, Pixie, Dixie, Speedy Gonzales, Marvin the Martian, Baba Looey, Augie Doggie and Michigan J. Frog
 * Bruce Lanoil as Pepé Le Pew
 * Billy West as Elmer Fudd, Tom Cat and Peter Lorre
 * Rob Paulsen as Tyke Bulldog, Snooper and Blabber
 * Danny Chambers as Cottontail Smith
 * Will Ryan as Papa Bear
 * Stan Freberg as Junior Bear
 * Casey Kasem as Shaggy Rogers
 * Frank Welker as Scooby-Doo, the Road Runner, Jerry Mouse, Yakky Doodle and Muttley
 * Mel Blanc as Gremlin Car (archive recordings)

Trivia
W.I.P.