Olivia d'Abo

Olivia Jane d'Abo (/ˈdɑːboʊ/; born 22 January 1969) is an English-American actress, singer and songwriter. She is known for her role as Karen Arnold, Kevin Arnold's rebellious teenage hippie sister on The Wonder Years (1988–93), and recurring villain Nicole Wallace in Law & Order: Criminal Intent.

Notable voice work

 * Carol Ferris / Star Sapphire in the DC Animated Universe, Green Lantern: First Flight, Justice League: Doom, and Lego Batman 3: Beyond Gotham
 * Natasha Romanoff / Black Widow in Ultimate Avengers and Ultimate Avengers 2

Voice roles in Idea Wiki

 * Justice League: Rings of the Force - Star Sapphire / Carol Ferris
 * Marvel's All-Star Multiverse - Elita-One
 * Marvel's What If...?: The Video Game''' - Peggy Carter
 * Ultimate Spider-Man and the New Avenger - Queen Andrea Carter
 * Avengers: New Heroes’ Time - Queen Andrea Carter