Season 1

1. My Name Is Jake (1)

September 15, 1998 · 24m

Five Animorphs, otherwise regular teens, use special morphing powers to fight off an alien invasion by the Yeerks.

2. My Name Is Jake (2)

September 15, 1998 · 24m

The Animorphs practice their new morphing powers, experiencing what it feels like to be a horse, a cat, and a rat.

3. Underground

September 22, 1998 · 24m

The Animorphs pose as Controllers to investigate a new club called "The Sharing."

4. On the Run

September 29, 1998 · 24m

After a close call in the Yeerk Pool, the Animorphs decide to split up and gather more information.

5. Between Friends

October 6, 1998 · 24m

Rachel morphs into a cat to discover why her best friend is acting strange.

6. The Message

October 13, 1998 · 24m

Cassie discovers Ax, an injured Andalite, has crashed on the earth. Can Ax trust the Animorphs?

7. The Escape

October 20, 1998 · 24m

The Animorphs have discovered a secret weapon to use against the Yeerks: maple-flavored oatmeal!

8. The Alien

October 27, 1998 · 24m

The homesick Ax uses a high-powered telescope to contact his father.

9. The Capture (1)

November 3, 1998 · 24m

The Animorphs must infiltrate a new health clinic and stop the Yeerks before the governor is infected!

10. The Capture (2)

November 10, 1998 · 24m

Jake is acting pretty normal after falling into a Yeerk pool. The Animorphs keep Jake under close watch.

11. The Reaction

November 17, 1998 · 24m

Cassie has an allergic reaction to a crocodile's DNA and has trouble controlling when she morphs.

12. The Stranger

November 24, 1998 · 24m

An omniscient alien shows the Animorphs the probable future: the complete Yeerk domination of the earth.

13. The Forgotten

December 1, 1998 · 24m

Rachel crashes in the woods while in hawk morph. The Animorphs rescue her from the Controllers.

14. The Leader (1)

January 5, 1999 · 24m

The Animorphs discover a terrible secret about Visser One and Marco's mother.

15. The Leader (2)

January 12, 1999 · 24m

The Animorphs destroy a Kandrona. Marco vows to fight the Yeerks until he gets his mother back.

16. Tobias

January 19, 1999 · 24m

Tobias and Ax share memories with the help of Andalite technology.

17. Not My Problem

January 26, 1999 · 24m

The weight of battling the Yeerk invasion is wearing on Jake. He wishes he'd never met Elfangor at all.

18. The Release

February 2, 1999 · 24m

The Animorphs discover that the Yeerks are dying in the heads of many Controllers. They fight to save freed Controllers.

19. Face Off (1)

February 9, 1999 · 24m

How will the Animorphs fend off a new breed of Yeerks that doesn't need a Kandrona to live?

20. Face Off (2)

February 16, 1999 · 24m

The Animorphs try to stop a massive Yeerk infestation after obtaining new powers from the captured Yeerk disk.