Overview
When Scooby and Mystery Inc. visit an off-road racing competition, it's not long before strange events start to occur. A mysterious phantom racer, known only as Inferno, is causing chaos and is determined to sabotage the race. It's up to Scooby-Doo, Shaggy and their new driving partner, The Undertaker, to save the race and solve the mystery.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 23 | 33 | |
 | 35 | 44 | |
 | 36 | 45 | |
 | 42 | 52 | |
 | 70 | 79 | |
 | 46 | 55 | |
 | 51 | 60 | |
 | 38 | 47 | |
 | 70 | 80 | |
 | 34 | 44 |