Season
Episode
- Episode 1: Slow Coach Koko
- Episode 2: My Hero
- Episode 3: Wilson's Broadcast Blues
- Episode 4: Wild Safari Park
- Episode 5: Frostini's True Calling
- Episode 6: The Old-Fashioned Way
- Episode 7: The Extra Mile
- Episode 8: Glow Koko
- Episode 9: Not from Around Here
- Episode 10: Out in the Cold
- Episode 11: Wilson's Wag-A-Lag-On
- Episode 12: Sleepyhead Koko
- Episode 13: Piperactive
- Episode 14: The Mighty Koko
- Episode 15: The Fast, The Strong, and The Wilson
- Episode 16: Chug Patrol, out of Control
- Episode 17: The Three Ways of the Track
- Episode 18: Spy Train
- Episode 19: Odd Train Out
- Episode 20: It's Not Easy Being Clean
- Episode 21: Monkey-Sitting
- Episode 22: Tai Tracks
- Episode 23: Rock 'N' Rollers
- Episode 24: Brewster's Greatest Gift
- Episode 25: Chuggington Noir
- Episode 26: Imagine That
- Episode 27: Chug Encounters of the Train Kind
- Episode 28: The Spooky Chugger
- Episode 29: Chug Patrol: Mission Thunder
- Episode 30: The Royal Chugger
- Episode 31: Action Chugger's Day Off
- Episode 32: Twin Trouble
- Episode 33: Night Moves
- Episode 34: The Great Chugger Caper
- Episode 35: Piper's City Safari
- Episode 36: The Trainee and the Tree
- Episode 37: Gold Rush
- Episode 38: Pumpkin Spice Chuggers
- Episode 39: Reachin' Rosa
- Episode 40: Chugatronic Cargo
- Episode 41: The Zephie Express
- Episode 42: The Art of Chug Shui
- Episode 43: The Record Breakers
- Episode 44: Brewster's Best Buddy
- Episode 45: Superstar Brewster
- Episode 46: You for a Day
Chuggington
Koko, Brewster and Wilson are three young, adventurous trainee "chuggers", learning about working on the railway in the town of Chuggington, with the help of the railway controller, Vee, the older engines, and their human friends.
