His voice actor is Eric Bauza.
Crankybeard is a grey-blue, dome-shaped old man with one peg on the top of his head. He wears glasses and has a beard. One of his legs has been replaced with a wheel, and he walks with a cane.
- Crankybeard is one of only a few characters on the show to have Lego pegs.
| Main: Unikitty / Puppycorn |
Dr. Fox / Hawkodile / Richard
Antagonists: Doom Lords (Master Frown ) / Brock / Score Creeper / Eagleator / Giant Jelly Creature / Friend Guy / Cupcake Monster / Wish Coins / Sandman
Supporting: Action Police / Dino Dude / Dr. Fox’s Robots / Kickflip / FeeBee / Security Robot / Mark 1 / Rock Guy / Pet Pet / Theodore / Ted Butter / Bim-Bom / Craig / Toaster and Toast / Background Characters