​Peck was born in New York City, New York of Japanese, Irish, English, and Cherokee descent. She is a 1995 graduate of Fiorello LaGuardia High School of Music & Art and Performing Arts and a 1999 graduate of SUNY Purchase, earning a BFA in Acting. Peck was a member of TADA! Children's Theater Company from age 11 to age 14. She currently lives in New York City. Her biggest role thus far was in the 2006 movie Night at the Museum where she played Sacagawea, a role she reprised in the sequel, Night at the Museum: Battle of the Smithsonian. Peck was photographed by Bruce Weber for French Vogue in 1995 and for the cover of L'uomo Vogue in 1997. She performed 365 Days/365 Plays by award winning playwright Suzan-Lori Parks at the Joseph Papp Public Theater. (오뜨랑에서 실시간으로 번역된 한글 프로필도 확인할 수 있어요) 2014년 박물관이 살아있다: 비밀의 무덤에서 Sacajawea 역을 맡았다. 2013년 온리 포 유에서 Jemily 역을 맡았다. 2013년 Almost in Love에서 Kiko 역을 맡았다.