Ruby Gloom is an upcoming animated film produced by Paramount Pictures and Dreamworks Animation, directed by both Kelly Asbury and Alex Nussbaum. Based on the TV series of the same name.
- Dakota Fanning as Ruby Gloom
- Kristan Stewart as Misery
- Ellie Fanning as Tracey, a school girl who becomes a close friend with Ruby Gloom.
- Andrew Garfield as Skull Boy
- AnnaSophia Robb as Iris
- TBA as Cloris, a young toddler girl and new friend of Ruby
- Tommy Lee Jones as Samuel "Sam" Gloom, Ruby's father
- Martin Short as Scaredy Bat
- Gabrielle Aplin as Doom Kitty
- Greg Ferguson as Poe
- Justin Timberlake as Frank
- Lance Bass as Len
- Emma Watson as Audrey Gloom, Ruby's mother and Sam's wife.
- Bailee Maison as Hazel, a tomboy and new friend of Ruby.
- Rebel Wilson as Principle Hicks, head of Hicks' school of Girls.
- America Ferrera as Pearl Bitterman, a school bully.
Non-speaking roles include: