Her most notable performances include Kelly Cramer on One Life to Live, Dinah Marler on Guiding Light and Phyllis Summers on The Young and the Restless.
[2] Following the April 2011 cancelation of One Life to Live and All My Children,[3] it was announced that Tognoni and co-star Tom Degnan, who was portraying Joey Buchanan at the time, would exit the series before its January 2012 finale.
[4][5] In addition to her career on soaps, Tognoni had guest-starring roles in Law & Order: Special Victims Unit and The Sopranos, and co-starred in a number of television shows and independent films.
[6][7] At the 42nd Daytime Emmy Awards in 2015, Tognoni was nominated for Outstanding Lead Actress for her role as Phyllis Summers.
On March 30, 2019, it was announced that Tognoni would be leaving The Young and the Restless, following the decision to fire her while in contract and return Stafford to the role.