Book One - The Perennial Child is the first season of the Cartoon Network series Infinity Train. It premiered on August 5, 2019.

The season was confirmed on March 9, 2018 via a video on Cartoon Network's YouTube channel.

The first episode was made available on the Cartoon Network website on July 20, 2019, at 5:00 PM (PST). A countdown was also made available in a live stream on Cartoon Network's official YouTube channel.

On November 25, 2019, Owen Dennis revealed the season's full title in a tweet.

Cast and Crew


  • Owen Dennis

Voice Cast

Storyboard Artists

Background Artists

Character designers




Image Title Original Airdate No. in series No. in season
Grid Car "The Grid Car" July 20, 2019 (online)
August 5, 2019 (TV)
1 1
Tulip, a headstrong 13-year-old girl, finds a mysterious train where every car contains its own universe.
The Beach Car "The Beach Car" August 5, 2019 (TV) 2 2
Tulip strikes a deal with a cat in an attempt to get home, but is the price worth it?
The Corgi Car Episode Thumbnail "The Corgi Car" August 6, 2019 (TV) 3 3
Tulip and One-One explore a car full of Corgis and face off against a mysterious monster.
The Crystal Car Thumbnail "The Crystal Car" August 6, 2019 (TV) 4 4
Tulip, Atticus and One-One enter a crystal forest car and have to take part in a musical ritual.
The Cat's Car Thumbnail "The Cat's Car" August 7, 2019 (TV) 5 5
Tulip has to face her past.
The Unfinished Car Thumbnail "The Unfinished Car" August 7, 2019 (TV) 6 6
The gang enters an unfinished train car and tries to fix it.
The Chrome Car "The Chrome Car" August 8, 2019 (TV) 7 7
The gang meets a familiar face in a mirrored car.
The Ball Pit Car "The Ball Pit Car" August 8, 2019 (TV) 8 8
The gang is confronted by a strange new force on a Ball Pit Car adventure.
The Past Car Thumbnail "The Past Car" August 9, 2019 (TV) 9 9
Tulip takes a risk trusting an old foe.
The Engine Thumbnail "The Engine" August 9, 2019 (TV) 10 10
Tulip makes it to the front of the train and is faced with a choice.


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