Guest character voices are provided largely by the regular cast.
On average, an animator will produce nine seconds of footage per day.
It takes around four months to make one episode of Scream Street.
There are more than 1,700 props used within the first 15 episodes. There are 473 props used in the interior set of Eefa's Emporium alone.
The Big Red Monster Hoover from Scream Clean is actually made up of two real hoovers.
Cling-film and hair gel is used to create the effects of water and slime in the stop-motion environment.
There's one person who Otto's afraid of... his Mum!