Tom and Jerry: Double, Double, Toil and Trouble is an upcoming American family direct-to-video animated Halloween comedy-horror adventure film, produced by Warner Bros. Pictures, Warner Bros. Animation, Metro-Goldwyn-Mayer Pictures, Turner Entertainment and Dualstar Productions and distributed by Warner Bros. Home Entertainment.
- Tom Cat - A light blue cat, who is Jerry's rival, Tuffy's friend and Kelly's and Lynn's pet cat.
- Jerry Mouse - A brown-orange mouse, who is Tom's rival, Tuffy's uncle and Kelly and Lynn's pet mouse.
- Tuffy Mouse - A young baby grey, diaper-wearing mouse, who is Jerry's nephew, Tom's friend and Kelly's and Lynn's pet baby mouse.
- Bat Jerry - A white bat that looks a lot like a mouse and he is Jerry's old friend with Tuffy.
- Kelly Farmer -
- Lynn Farmer -
- Norman The Dog - Kelly's and Lynn's pet dog.
- Mr. N -
- Oscar The Clown -
- Gravedigger -
- Don Farmer -
- Christine Farmer -
- Aunt Agatha -
- George -
- Aunt Sophia -
- Richard Kind as Tom
- Frank Welker as Jerry, Bat Jerry, Norman The Dog
- Kath Soucie as Tuffy, Christine Farmer
- Tara Strong as Kelly Farmer and Lynn Farmer
- Eric McCormack as Don Farmer
- Ernie Hudson as Mr. N
- Danny Woodburn as Oscar The Clown
- Martin Short as Gravedigger
- Grey DeLisle as Aunt Agatha and Aunt Sophia
- Ralph Fiennes as George
- Rated G: for everyone all ages.
- Suggested Running Times: 100 Minutes (NTSC), 96 Minutes (PAL).
- This Tom and Jerry crossover film also stars "Bat Jerry" from Tom and Jerry Tales episode "Bat What I Like About the South".
- This Tom and Jerry crossover film is also a crossover film between Tom and Jerry and Mary-Kate Olsen and Ashley Olsen's: Double, Double, Toil and Trouble (1993).