Heroes, villains, legends. Twenty years ago Billy and his Grandad were all of these and more, every Sunday afternoon before tea. Great Adventures is a magnificent, sweeping, suburban epic that celebrates the power of imagination and the bond between generations.
| Actor | Role |
|---|---|
 Levi MillerYoung Billy | Young Billy |
| JJack HenryGrandad | Grandad |
| AAnthony EdwardsAdult Billy | Adult Billy |
| CColleen SaundersGrandma | Grandma |