Greg Weisman has said that Cagney wasn't adopted at a shelter by Elisa, but rather Cagney adopted Elisa, hinting that Cagney may have been a stray cat.  In late 1996, Cagney was about three years old. 
Note: This character does not speak, therefore he does not have any lines.
- "Deadly Force" (First Appearance)
- "City of Stone Part One"
- "The Gathering Part One"
- "Hunter's Moon Part Two"
Voice Actor: Frank Welker