Underdog

Where to Watch Underdog Season 1 Episode 21 Online Free - The Big Shrink, Part 2

Where can you watch Underdog Season 1 Episode 21 for free? Right here on MyFlixer. The episode "The Big Shrink, Part 2" plays in HD from the player above, and every other episode of the animation show is one click away.

Underdog is a animation and comedy series that first aired on October 3, 1964 on NBC. Created by W. Watts Biggers, it stars Wally Cox, Sandy Becker, Kenny Delmar and George S. Irving. So far it spans 3 seasons and 129 episodes and its current status is "Ended". Season 1 has 33 episodes, and episode 21 originally aired on December 12, 1964 with a runtime of about 5m. The show holds a 6.4/10 rating on TMDB.

Episode 21 recap: Underdog is shrunk by Simon's new evil device and is placed alongside Polly in a birdcage. Luckily, our hero's powers are still useful and they break out of the cage. Seeing that his shrinking of people with his trick flower is taking up too much time, Simon decides to put his shrinking water into a rainmaking machine. Simon and Cad return to the lab only to be tripped up by a trap set by Underdog and Polly. Simon reverses the trap, and catches the pair inside of a rat hole. An army of rats soon corners Polly and Underdog.

All episodes of Underdog are organised by season on MyFlixer, so you can binge from the pilot to the latest episode in HD. Scroll down for the full Season 1 list and for similar shows such as Krypto the Superdog, Brandy & Mr. Whiskers and Freakazoid!.

Underdog Season 1 FAQ

Is Underdog Season 1 Episode 21 free to watch on MyFlixer?

Yes. Every episode of Underdog, including Season 1 Episode 21, streams free in HD on MyFlixer (MyFlixerz) with no registration.

How many episodes are in Season 1 of Underdog?

Season 1 of Underdog has 33 episodes, and all of them are listed on this page with direct watch links.

When did Underdog Season 1 Episode 21 air?

Episode 21 of Season 1 ("The Big Shrink, Part 2") first aired on December 12, 1964.

Can I watch Underdog on my phone or TV?

Yes. The MyFlixer player works in any modern browser on Android, iPhone, iPad, laptops, desktops and smart TVs, with no app to install.