Duck is a great western engine.
- Season 2 - The Brown Bear (does not speak)
- Season 3 - Special Passengers
- Season 5 - Dressing Up
- Season 6 - The Smugglers and Whirly and Windy (cameo)
- Season 7 - Duck goes Duck, Tunnel Trouble (does not speak)
- Season 8 - Special Places and Squeaky Wheels
- Season 9 - Percy's Stories (does not speak) and What to Do?