Rick and Morty' exec producer Scott Marder shared how James Gunn and Zack Snyder agreed to parody themselves and their dueling 'Superman' takes.

James Gunn And Zack Snyder's Rick And Morty Appearance Explains Viral Meet-Up Fans may remember back in February 2025, James Gunn took to Instagram to share a pic of him and Zack Snyder palling around and looking like dear old friends.

Joining a long list of celebrity voices to have appeared on Rick and Morty, Snyder popped up to play himself. But the main guest star in “Ricker Than Fiction” is James Gunn —whose Superman hits theaters later this week,