Ultimate Spider-Man Animated Series Wiki

Leonard Samson

815pages on
this wiki
Add New Page
Comments0 Share
Leonard Samson USM 01
Biographical information
Physical description

Gamma mutant



Personal information
Production details
First appearance

"Beetle Mania"

Voiced by

Steven Blum


Doctor Leonard "Leo" Samson is a gamma-powered superhero and psychiatrist.


Doc Samson appeared in Peter's imagination as a counselor to help the angerment issues of Wolverine and Sabretooth, which later failed.[1]


Background in other media

  • This is the fourth animated appearance of Leonard Samson. Previous versions include "The Incredible Hulk", "The Avengers: Earth's Mightiest Heroes" and "The Super Hero Squad Show".


  1. "Beetle Mania". Man of Action & Scott Mosier (writers) & Alex Soto (director). July 29, 2012. No. 16.

Ad blocker interference detected!

Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers

Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.