Tubb, a male anthropomorphic pink frog with a Scottish accent; de facto leader of the Rubbadubbers and has a cotton swab for his prize possession. Catchphrase: "Swim-MIN'!" he is friends with Spyler Ka-lan and the others he likes playing loud games but learns to be quiet, in Quiet time.
Terence, a male green bubble-bath-container crocodile; can blow bubbles from his nostrils; has only one tooth; wears a collar and necktie. Intensely dislikes getting wet and has a red tooth brush. He likes playing quiet games, he once showed the other Rubbadubbers except Reg & Winona that it was more fun...