Dt. Markus "Marcus" Cassidy Jr. Matthew's great great-great cousin (ancestor) and friend.

Markus Cassidy Jr.
Species {{{species}}}
Voice Actor Protrayed by: Ronald Swaby (Live-Action)
Hair Brown
Eyes Brown
Homeworld Earth
Family Matthew Cassidy (great-great-great cousin)
Death Episode "Killing Over (Part II)" (first appearance; death only)
Cause of Death Car Accident
Status Deceased
[[Image:|117x153px|Markus Cassidy|link=Markus Cassidy]]
Community content is available under CC-BY-SA unless otherwise noted.