The star, who made the transition to on-screen roles in the early 2000s withDr.
Dolittle 2,The Princess Diaries, andA Walk to Remember, first rose to fame as a singer.
Pictured above in 1999, Moore dropped her first album,So Real, that year.
20th Century Fox/Courtesy Everett Collection; Paul Drinkwater/NBC
Justin Hartley
This Is Usfound its Kevin inMistressesandThe Young and the Restlessstar Justin Hartley.
Chrissy Metz
Chrissy Metz joinsThis Is Usas Kate.
Sterling K. Brown
Fresh off his Emmy win forThe People v. O.J.
Jeff Kravitz/FilmMagic; Ron Batzdorff/NBC
Simpson: American Crime Story, Sterling K. Brown joinsThis Is Usas Randall.
Frazer Harrison/Getty Images; Ron Batzdorff/NBC
HBO; Ron Batzdorff/NBC
Carin Baer/Fox/Courtesy Everett Collection; Ron Batzdorff/NBC
Peter Kramer/Getty Images; Ron Batzdorff/NBC
Ben Hider/Getty Images
Bruce Glikas/Getty Images; Ron Batzdorff/NBC
CBS; Ron Batzdorff/NBC
