It's a Mutant Season field trip to the California Science Center! Gil interviews the curator of Aerospace Programs, Dr. Ken Phillips, all about the Endeavour space shuttle, how it came to the science center and whether or not they think there is life on other planets!

Voice actor legend John DiMaggio sits down with Gil to talk about being the voice of Bender and Jake, his documentary about voice acting and how recording voices for cartoon characters actually works!

Science writer/blogger for Scientific American and science correspondent for Al Jazeera America hangs out with Gil for his longest podcast yet! They nerd out about the science of zombies, aliens, superheroes and more!

Friend of the show Matt Bennett returns to the show! He and Gil talk about his new pilot, his music and more!

Entomologist Phil Torres sits down with Gil to talk all about bugs! He talks about what an entomologist does, tells stories of scary bugs and talks about his work with bugs in the Amazon!

The guys behind Beyond Fest, Christian, Adam, Grant and Spencer  stop by The Mutant Season! They talk about how they all met, what they each do and what Beyond Fest is!

Designer Darren Romanelli sits down with Gil to talk about how he became a designer, what exactly he does and weird fabrics he has made clothes out of!

The Vice President of animation at Cartoon Network, Curstin Lelash, talks to Gil about what exactly his job is, what a typical day at work is like and they talk about their favorite cart

It's Gil's ONE HUNDREDTH EPISODE! Chris Hardwick stops by to say hi and the Gil and Katie reminisce about the past guests and talk about what more is going to come!

Comedian, musician, DJ and punk rock connoisseur Joe Sib hangs out with Gil to talk about his days as a musician, how he got into punk rock and having a positive attitude!