Featured Characters:

• Spider-Ham (Peter Porker) (First appearance chronologically)

Antagonists:

• Doctor Crawdaddy (First appearance)

Other Characters:

• Annihilape (First appearance)
• Goose Cannon (First appearance)
• Majestic Cariboom (First appearance)
• Cyber Billygoat (First appearance)
• Renigator (First appearance)
• Big Clamurai (First appearance)
• Tortoise Bombshell (First appearance)
• Telecanary (First appearance)
• W-M-Bees (First appearance)
• Nuclear Boarhead (First appearance)

Races and Species:

• Pig-Spider Hybrids
• Shrimp
• Apes
• Geese
• Moose
• Goats
• Alligators
• Clams
• Tortoises
• Canaries
• Bees
• Boars

Locations:

• E-8311 (First appearance chronologically)
  • Earth
    • Evil Villain Lair (First appearance)
• E-1610 (Mentioned)

Plot not yet listed

• John Mulaney as Spider-Ham
• Aaron LaPlante as Doctor Crawdaddy

Caught in a Ham was released as a special feature on Spider-Man: Into the Spider-Verse Blu-Ray and digital releases.