4ac Audio equipment taking call from gambler, being on another planet (7)
Ans. Headset
2d Group seeing potential disaster for the human cannonball? (5)
Ans. Nonet
10ac Drinker on drugs recovered
Ans. Toper
I know that a Headset is audio gear, that a Nonet is a group and that a Toper is a drinker but I don’t understand how the other parts of the clues fit.