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Appearances
Numberblocks
Main cast, played by Teresa Gallagher
- Episode 3x28: Fifteen (Jan 30, 2019)
- Episode 3x29: Tween Scenes (Jan 31, 2019)
- Episode 3x30: Step Squads (Feb 1, 2019)
- Episode 4x01: Fifteen's Minute of Fame (Jun 10, 2019)
- Episode 4x02: On Your Head (Jun 11, 2019)
- Episode 4x03: Ten's Place (Jun 12, 2019)
- Episode 4x04: Balancing Bridge (Jun 13, 2019)
- Episode 4x09: Loop The Loop (Jun 17, 2019)
- Episode 4x12: Tall Stories (Jul 9, 2019)
- Episode 4x13: Flights of Fancy (Jul 10, 2019)
- Episode 4x14: I Can Count to Twenty (Jul 11, 2019)
- Episode 4x16: Sign of the Times (Jul 15, 2019)
- Episode 4x18: The Lair of Shares (Jul 17, 2019)
- Episode 4x25: Fifty (Aug 5, 2019)
- Episode 4x30: More to Explore (Aug 16, 2019)
- Episode 5x06: The Many Friends of Twenty (Mar 15, 2021)
- Episode 5x08: Twoland (Mar 17, 2021)
- Episode 5x10: Odd Side Story (Mar 19, 2021)
- Episode 5x13: The Team Factor (Mar 24, 2021)
- Episode 5x14: Hidden Talents (Mar 25, 2021)
- Episode 5x17: Club Picnic (Jun 8, 2021)
- Episode 5x18: Too Many Threes (Jun 9, 2021)
- Episode 5x19: Circus of Threes (Jun 10, 2021)
- Episode 5x22: Steps Versus Squares (Jun 15, 2021)
- Episode 5x25: Sky High Fives (Jun 18, 2021)
- Episode 5x26: One Giant Step Squad (Jun 21, 2021)
- Episode 5x30: 100 Ways to Leave the Planet (Jun 25, 2021)
- Episode S05 Special: About Time (Oct 31, 2021)
- Episode 6x15: The Pattern of Patterns (Mar 18, 2024)