?
Jeremy Hitchen
Dr Tiger Ninestein / Lieutenant Hiro / Lieutenant Hawkeye
Denise Bryer
Zelda / Captain Mary Falconer
Windsor Davies
Sergeant Major Zero
?
Ben Stevens
Space Sergeant 101 / HUDSON / Yung-Star / Zeroid 13 / Sram
?
Anne Ridler
Captain Kate Kestrel (speaking) / Cy-Star
?
Moya Ruskin
Captain Kate Kestrel (singing)