Nathan FIllion and Alan Tudyk were once spacemen. Since co-starring on Firefly, they have also been aliens, mystery writers, veterinarians, superheroes, chickens, robots, and policemen. Now, they’re doing a podcast where they get to know their fellow creatives, learning about who they once were and what they’re up to now. This is that podcast. Listen to Once We Were Spacemen wherever your mom gets her podcasts. If you’d like to listen early, join our community on Patreon. Once We Were Spacemen is a Collision33 production.

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Once We Were Ten-Year Olds | Episode 18

March 11, 2026 0:52:16 0.0 MB Downloads: 0

What would your 10-year-old self think about your life today? That’s the question Nathan tries to get Alan to answer in this episode. It takes a few tangents, but the journey is worth it. From the joy of Saturday morning cartoons to the challenge of substitute teachers, this episode brings out our inner child. Follow Once We Were Spacemen wherever you get your podcasts. Listen to extended episodes a whole week early by joining our Patreon. Once We Were Spacemen is a Collision33 production.

Once We Subverted the System with Felicia Day | Episode 17

March 04, 2026 1:06:49 0.0 MB Downloads: 0

Felicia Day is a DIY goddess, an internet icon, and no tool to the industry. A homeschooled violin prodigy turned Hollywood self-starter, she was always intent on carving her own path. Fate connected her with Nathan Fillion, but as for Alan… Felicia doesn't even remember the first time they met. Felicia’s new graphic novel, The Lost Daughter of Sparta, comes out March 17... preorder now! Join her newsletter, Felicitations, to be the first to hear about her upcoming Kickstarter! Follow Once We Were Spacemen wherever you get your podcasts. Listen to extended episodes a whole week early by joining our Patreon. Once We Were Spacemen is a Collision33 production.

Once We Sold Dead Snakes | Episode 16

February 25, 2026 1:08:43 0.0 MB Downloads: 0

Once, Alan and Nathan were just two kids trying to earn a buck. For Nathan, that meant working at a trophy shop. For Alan, that meant tossing newspapers from his bike (and selling dead snakes in exchange for silver dollars). They’ve come a long way since. Follow Once We Were Spacemen wherever you get your podcasts. Listen to extended episodes a whole week early by joining our Patreon. Once We Were Spacemen is a Collision33 production.

Once We Were Foolish Girls with Summer Glau | Episode 15

February 18, 2026 0:55:02 0.0 MB Downloads: 0

Summer Glau moved to LA with ballet training, one community theater credit, and a film education that mostly consisted of Jane Austen adaptations. Nonetheless, she believed that she could become an actor. She was right. Follow Once We Were Spacemen wherever you get your podcasts. Listen to extended episodes a whole week early by joining our Patreon. Once We Were Spacemen is a Collision33 production.

Once We Were Allergic to Everything and Answered Your Burning Questions | Episode 14

February 11, 2026 0:59:29 0.0 MB Downloads: 0

Nathan and Alan left Firefly with more than memories… they walked away with actual souvenirs from the set. Alan's item involves quite a heartwarming story, but Nathan's? Let's just say he snagged a vital artifact. The guys also dive into forged autographs, getting duped by their own mom, and how to properly respond to a joke. Plus, they answer your listener questions. Follow Once We Were Spacemen wherever you get your podcasts. Listen to extended episodes a whole week early by joining our Patreon. Once We Were Spacemen is a Collision33 production.

Once We Had Tongue Rings with Sean Maher | Episode 13

February 04, 2026 0:40:02 0.0 MB Downloads: 0

The Doctor is in! Sean Maher made an impression on Alan and Nathan from the moment they first met. In this episode, the guys cover reparenting, piercings that Sean had during college, and Michigan pride. We also learn that Sean regularly texts Jewel Staite, but only to send her videos of people falling down. Follow Once We Were Spacemen wherever you get your podcasts. Listen to extended episodes a whole week early by joining our Patreon. Once We Were Spacemen is a Collision33 production.

Once We Came of Age | Episode 12

January 28, 2026 0:55:47 0.0 MB Downloads: 0

Have you ever ridden a motorcycle? According to Alan, it's a rush… of delicious smells. The guys reflect on some creative contributions, and Nathan has a ¿great idea. While they share many on-screen adventures, this episode is proof that Alan and Nathan are actual friends behind the scenes. Complete with the kind of stories you only tell people who really know you. Listener note: This episode includes a personal story involving hunting and the death of an animal. If this content may be difficult for you, feel free to skip from 19:21 to 29:32 or choose another episode. Follow Once We Were Spacemen wherever you get your podcasts. Listen to extended episodes a whole week early by joining our Patreon. Once We Were Spacemen is a Collision33 production.

Once We Were Low Huggers with Seth Green | Episode 11

January 21, 2026 0:58:32 0.0 MB Downloads: 0

Seth Green has made George Lucas laugh. He's also waged Nerf gun warfare with Nathan, matched Alan’s “yes, and” energy, and isn't afraid of the low hug. Nathan and Seth met at a party sometime between Austin Powers, Buffy, and co-creating Robot Chicken. This episode is proof that their friendship isn't coincidence… it’s inevitable. Follow Once We Were Spacemen wherever you get your podcasts. Listen to extended episodes a whole week early by joining our Patreon. Once We Were Spacemen is a Collision33 production.

Once We Did Home Improvements | Episode 10

January 14, 2026 0:56:54 0.0 MB Downloads: 0

Once, the guys reminisced about a hungover hike, debated TV reboots, and discussed why dry wiping is downright unacceptable… even Will Smith and Matt Damon agree. And if you’re wanting to know about home improvement hijinks, you should head over to our Patreon.   If you're looking to be educated, you're in the wrong place. But since you'll learn nothing, you're free to doom scroll after listening.   Follow Once We Were Spacemen wherever you get your podcasts. Listen to extended episodes a whole week early by joining our Patreon . Once We Were Spacemen is a Collision33 production.

Once We Were Rookies with Melissa O'Neil | Episode 9

January 07, 2026 1:08:00 0.0 MB Downloads: 0

Melissa O'Neil walked into her audition for The Rookie with an unconventional warm-up strategy. Before starting the scene, she... squatted. As in, she dropped down and did squats. Right there in the audition room. Nathan has been impressed ever since. In this delightful episode, Melissa and Nathan dive into Canadian accents, the timeless art of fart noises, the technicalities of acting, and the joy of working together for eight seasons of The Rookie. Follow Once We Were Spacemen wherever you get your podcasts. Listen to extended episodes a whole week early by joining our Patreon. Once We Were Spacemen is a Collision33 production.

Once We Had Some Not-So-Horrible Bosses with Alexi Hawley | Episode 8

December 24, 2025 1:00:00 0.0 MB Downloads: 0

Nathan has had some incredible bosses – most recently Alexi Hawley, creator and showrunner of The Rookie. In this episode, Alexi shares stories from his drummer days, walks us through how The Rookie came to life, and demystifies the whole "how do you become a showrunner?" question. Also? Chickens. Follow Once We Were Spacemen wherever you get your podcasts. Listen to extended episodes a whole week early by joining our Patreon. Once We Were Spacemen is a Collision33 production.

Once We Had a Point | Episode 7

December 17, 2025 0:43:03 0.0 MB Downloads: 0

Handshakes, treacle tarts, puns, aliens, mushrooms, French fries and butterflies! Even after hearing this episode, you still probably won’t know what it was about! Are we recording, yet? Follow Once We Were Spacemen wherever you get your podcasts. Listen to extended episodes a whole week early by joining our Patreon. Once We Were Spacemen is a Collision33 production

Once We Were Jousters with Mark Addy | Episode 6

December 10, 2025 0:51:29 0.0 MB Downloads: 0

Once, Alan walked around the set of A Knight's Tale wearing a cowboy hat with the confidence of a true Texan. Despite his bold fashion choice, he struck up a close friendship with British actor Mark Addy. Both Alan and Mark regale Nathan with fond memories of working with Heath Ledger and exploring the Czech Republic. Mark also takes us through his storied career… from The Full Monty to his memorable turn as Robert Baratheon in Game of Thrones.  Follow Once We Were Spacemen wherever you get your podcasts. Listen to extended episodes a whole week early by joining our Patreon (https://www.patreon.com/cw/OnceWeWereSpacemen). Once We Were Spacemen is a Collision33 production.

Once We Were Failures | Episode 5

December 03, 2025 0:45:09 0.0 MB Downloads: 0

Is there a doctor on the spaceship? There is now. Nathan received an honorary doctorate – a moment he may never have reached without learning to deploy his alter ego during auditions. Also, both Alan and Nathan speak fluent Czech… thanks to dubbing. Follow Once We Were Spacemen wherever you get your podcasts.Listen to extended episodes a whole week early by joining our Patreon (https://www.patreon.com/cw/OnceWeWereSpacemen).Once We Were Spacemen is a Collision33 production.

Once We Were Warrior Women with Gina Torres | Episode 4

November 26, 2025 0:41:18 0.0 MB Downloads: 0

​​Gina Torres is known for playing the formidable Jessica Pearson in Suits and its spinoff Pearson. But before she became a star, she attended New York's legendary Fiorello H. LaGuardia High School (remember Fame?). She also did stunt shows in rubber pants… because every career has its chapters. And once, Gina and Alan shared an on-screen kiss that Alan remembers in remarkable detail. He never misses a chance to tell that story. Nathan loves giving him a hard time about it. Follow Once We Were Spacemen wherever you get your podcasts.Listen to extended episodes a whole week early by joining our Patreon (https://www.patreon.com/cw/OnceWeWereSpacemen). Once We Were Spacemen is a Collision33 production.