Amanda Seyfried reportedly dating 'Last Word' co-star Thomas Sadoski
{{#rendered}} {{/rendered}}Amanda Seyfried has a new boyfriend.
A source confirms to ET that the 30-year-old "Ted 2 actress "and "The Newsroom" star Thomas Sadoski, 39, are dating.
The two reportedly became friends while appearing together in the off-Broadway production of "The Way We Get By" in 2015, and their relationship apparently turned romantic while shooting their upcoming film "The Last Word."
{{#rendered}} {{/rendered}}PHOTOS: They Dated?! Surprising Celebrity Hookups
The co-stars walked the red carpet together at the Tony Awards in June, where they appeared cozy and friendly.
Currently, Sadoski is in the middle of a divorce from his ex, casting director Kimberly Hope. Sadoski and Hope tied the knot in 2007 after dating for over eight years. Divorce proceedings began in October.
{{#rendered}} {{/rendered}}Seyfried split from her boyfriend, actor Justin Long, in September after they began dating in 2013.
WATCH: Amanda Seyfried Really Wants a Child: 'I Keep Feeling Like My Eggs Are Dying Off'