Her most notable role was playing undercover police officer Christina Dichiera in the primetime crime drama television series Stingers.

Her performance garnered an Australian Film Institute nomination for Best Supporting Actress in a Television Drama.

[6] From 2002 to 2004, she played Christina Dichiera in the TV drama Stingers,[7] Stapleton was not told that the character was bisexual at her audition, as the producers thought her sexual orientation should not overshadow her and her job as an undercover police officer.

[8] In 2006, Stapleton relocated to Los Angeles for work and she appeared in the miniseries Nightmares & Dreamscapes: From the Stories of Stephen King.

[1] Stapleton has played Reen Nalli in the INXS: Never Tear Us Apart biopic and Mercedes Corby in the story of Schapelle.