Duncan is a contestant on Total Drama School. He is a member of the Killer Teachers. On the first episode, Duncan was surprised to see his brother Duncon since they let the house at different times.
| TDS Competitors | |
|---|---|
|
Alan | Alejandro | Beth | Bridgette | Cody | Courtney | DJ | Duncan | Duncon | Eva | Ezekiel | Geoff | Gwen | Harold | Heather | Izzy | Justin | Katie | LeShawna | Lindsay | Noah | Owen | Sadie | Sierra | Trent | Tyler | |
| TDFvsF Competitors | |
|---|---|
|
Alan | Bryan | Cody | Cole | Danny | Duncan | Duncon | Ezekiel | Geoff | Gerry | Gwen | Heather | Jackson | Justin | Karl | Lindsay | |