About Oh, Zeus! & Sirena Irwin

Oh, Zeus! was founded by Sirena Irwin after many years of writing, producing, casting, directing and acting in content on various platforms.  

Her career in animation casting and directing began in 2017 after an 18 year career as an actor in animation and a 2 year mind-melding mentorship with (and continued guidance from) legendary animation director, Andrea Romano. She was originally given opportunities at Dreamworks and Titmouse/Amazon and has since added Cartoon Network to the mix. As she revels in this new and exciting territory of animation directing/casting, she also continues to create and produce original content.

Voice Director & Casting

As a casting and voice director, Sirena is able to bring the unique skills and tools that she has learned as an actor in order to help guide and encourage the actors she now has the privilege to direct.  

At the same time, through the detailed teachings of Andrea Romano, she is able to efficiently fulfill the needs and desires of creators, show runners, and production. 

Catch some of the shows Sirena has cast and/or directed on Netflix, Amazon Prime and Network Television!

Directing Resumé


Sirena has voiced hundreds of characters across numerous animated shows, the most notable being for the hit Nickelodeon show SpongeBob SquarePants for which she was nominated for a BTVA Award.

Her acting career also lead her to win a Broadway World Award for Best Actor in a Touring Production for her work as Lucy in I Love Lucy Live On Stage. TV Guide called it the "Most entertaining stage production in years - including Broadway"

Irwin’s comic vivacity is delightful, and she's a joy to watch


Pitch perfect authenticity… the hilarious real deal.

L.A. Times

Acting Website


Oh, Zeus! has created and produced the following projects. Take a peek...

The Messy Adventures of Mud is a stop motion childrens show that Sirena produced with animator, Andrea Love. They are thrilled to have recently partnered with Six Point Harness in order to pitch this show to networks for series.

The Messy Adventures of Mud is an animated series made entirely of wool intended to reconnect children to nature.


Sit Down. Eat Up!

In this cooking show pilot presentation, Sit Down. Eat Up!, 2 families come together weekly in a hubbub of frenetic energy to make dinner, share ideas and have fun!

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Beyond the Child…

In addition to children's programming, Oh, Zeus! has also produced content geared towards adult audiences.



After enjoying a festival run, this short film, Whacked, was broadcast on CBC (Canada), HBO Latin America and included on a DVD compilation of shorts. Starring Ian Gregory.

“Lively, imaginative…part David Lynch, part soap opera and part Rocky and Bullwinkle.” -Film Threat




In this web series, Butterface, the last standing singleplex movie theater tries to stay alive despite being run by a bunch of ding dongs. Starring Fortune Feimster, Justin Martindale and Sara Cravens.


Fit To Be Tied

Fit to Be Tied

Fit To Be Tied, a pilot presentation, is a common workplace comedy in an uncommon workplace. Starring Janina Anderson, Tim Brennan, Frances Callier, Kimrie Lewis, Jessica Makinson, Roxana Ortega, Paula Stewart, Matt Weinhold, Carrie Wiita, featuring...Dana Gould, Dave Higgins, Doug Jones, Oscar Nuñez