Rhenzy Feliz (”Teen Wolf," ”Casual") as Alex Wilder
Lyrica Okano (”The Affair," ”Unforgettable") as Alex Wilder
Virginia Gardner (”Goat," ”Little Bitches") as Karolina Dean
Ariela Barer (”New Girl," ”One Day at a Time") as Gert Yorkes
Gregg Sulkin (”Faking It," ”Don't Hang Up," ”Anti Social") as Chase Stein
Allegra Acosta (”100 Things to do Before High School," ”Just Add Magic") as Molly Hernandez
https://news.marvel.com/tv/59021/marvels-runaways-finds-cast/