The podcast episodes provided demonstrate the influence and significance of guest stars and recurring actors in the stories and character interactions of the shows they appear in.

For example, in the episode 'Daniela Ruah: NCIS LA and Deeks-dynamic', the guest star Daniela Ruah, who plays Kensi Blye, and her on-screen dynamic with Eric Olsen's character Deeks are discussed, highlighting their impact on the overall narrative and character development.

Similarly, the episode '[Second Wind] C02 - Ep. 44 - Vengeance in Vainia - Can I Get a Vitness?' explores the possibility of having guest players temporarily join the main campaign, potentially providing new storylines and perspectives to the ongoing adventure.