Tuba is Hazel's big, hulking, sweetheart companion. She is gentle and protective of Hazel - and by association, Grace and Simon. She chooses her moments to speak deliberately, and can blast giant sonic booms from the two brass horns coming out of her shoulders.
Appearances
Infinity Train
Main cast, played by Diane Delano
- Episode 3x02: The Jungle Car (Aug 13, 2020)
- Episode 3x03: The Debutante Ball Car (Aug 13, 2020)
- Episode 3x04: Le Chat Chalet Car (Aug 13, 2020)
- Episode 3x05: The Color Clock Car (Aug 13, 2020)