Sheila Atim
— Pucha the Catstronaut (voice)
Jayne Wisener
— Blip the Space Pup (voice)
Diana Põdra
— Spaceship (voice)
Harry J.N. Parsons
— Additional Voice
Ed Coltman
— Additional Voice
Cora Miron
— Additional Voice
Neeraja Raj
— Additional Voice
Penelope Konstantara
— Additional Voice
Rona Bradley
— Additional Voice
Annie Mullineux
— Additional Voice
Dominika Latusek
— Additional Voice
Conor Ferris
— Additional Voice
Jake Davidson
— Additional Voice
Ruth Knight
— Additional Voice
Ethan Jeffrey
— Additional Voice
Constance Brannick
— Additional Voice
Ruanth Chrisley Thyssen
— Additional Voice
Darryl O'Donovan
— Additional Voice