Ross Marquand is an American actor native to Denver. Upon receiving his BFA in Theatre from the University of Colorado he moved to Los Angeles and quickly garnered attention in various film and television projects.

After portraying the late Paul Newman on "Mad Men," Marquand went on to land perhaps his best known role, Aaron, on "The Walking Dead." Following this came notable credits on "The Mindy Project," "The Last Tycoon," "Brockmire," as well as numerous appearances in the Marvel universe ("Avengers: Infinity War," "Avengers: Endgame," & "What If") as two of the MCU's most notorious super villains - Red Skull & Ultron.

Also an accomplished voice actor, Ross has lent his unique vocal talents to such animated projects as "Invincible," "What If," "Family Guy," "Robot Chicken," and "American Dad." He is known for impersonating a plethora of celebrities including Harrison Ford, Brad Pitt, Matthew McConaughey and over 60 others.