Dragon Ball Z: Season 4, Episode 23

The Secret of Dr. Gero

In his first fight as a Super Saiyan, Vegeta takes control of the battlefield and defeats Android 19 in convincing fashion! Unwilling to share 19’s fate, Android 20 runs for cover in the mountains!

Writing:
  • Akira Toriyama
  • Takao Koyama

Stars:
Release Date: 1989-04-26
Seasons: 1 2 3 4 5 6 7 8 9
TMDb: 8.3/10
  • Country: JP
  • Language: 日本語
  • Runtime: 26

Other episodes for this season

The Heavens Tremble
Episode 1 - The Heavens Tremble
Black Fog of Terror
Episode 2 - Black Fog of Terror
Battle in Kami's Lookout
Episode 3 - Battle in Kami's Lookout
Fight With Piccolo
Episode 4 - Fight With Piccolo
Call for Restoration
Episode 5 - Call for Restoration
Suicidal Course
Episode 6 - Suicidal Course
Extreme Measures
Episode 7 - Extreme Measures
The World Awakens
Episode 8 - The World Awakens
Brief Chance for Victory
Episode 9 - Brief Chance for Victory
Krillin's Proposal
Episode 10 - Krillin's Proposal
Frieza's Counterattack
Episode 11 - Frieza's Counterattack
The Mysterious Youth
Episode 12 - The Mysterious Youth
Another Super Saiyan?
Episode 13 - Another Super Saiyan?
Welcome Back Goku
Episode 14 - Welcome Back Goku
Mystery Revealed
Episode 15 - Mystery Revealed
Goku's Special Technique
Episode 16 - Goku's Special Technique
Z Warriors Prepare
Episode 17 - Z Warriors Prepare
Goku's Ordeal
Episode 18 - Goku's Ordeal
The Androids Appear
Episode 19 - The Androids Appear
A Handy Trick
Episode 20 - A Handy Trick
Double Trouble for Goku
Episode 21 - Double Trouble for Goku
Upgrade to Super Saiyan
Episode 22 - Upgrade to Super Saiyan
The Secret of Dr. Gero
Episode 23 - The Secret of Dr. Gero
More Androids?!
Episode 24 - More Androids?!
Follow Dr. Gero
Episode 25 - Follow Dr. Gero
Nightmare Comes True
Episode 26 - Nightmare Comes True
Goku's Assassin
Episode 27 - Goku's Assassin
Deadly Beauty
Episode 28 - Deadly Beauty
No Match for the Androids
Episode 29 - No Match for the Androids
Last Ditch Effort
Episode 30 - Last Ditch Effort
Closing In
Episode 31 - Closing In
Unwelcome Discovery
Episode 32 - Unwelcome Discovery