The 51-year-old actor - who has never been married before - was candid as he talked about his relationship with the 34-year-old actress and how therapy helped him think about their future.
Jon Hamm, 51, and new fiancée Anna Osceola, 34, look smitten as they step out for dinner
Jon Hamm talks about his love for St. Louis
MAD LOVE: How Jon Hamm's 'Mad Men' co-star Anna Osceola made him change his views on marriage
Jon Hamm, 51, has 'opened up' to marriage and kids after therapy, is 'in love' with Anna Osceola, 34
Jon Hamm Marries 'Mad Men' Costar Anna Osceola At Finale Location
Jon Hamm girlfriend: Reportedly engaged to Anna Osceola.
Newlyweds Jon Hamm and Anna Osceola Step Out at Metropolitan Opera
Jon Hamm: 'Therapy is like going to the dentist', Jon Hamm
Jon Hamm, 51, has 'opened up' to marriage and kids after therapy, is 'in love' with Anna Osceola, 34
Jon Hamm to have throat surgery
Out on the Town! Jon Hamm and Fiancee Anna Osceola Have NYC Date Night
Nudged in School to Try Everything, Jon Hamm Chose Acting - WSJ
Jon Hamm Opens Up About His Time in Rehab and Therapy
Jon Hamm talks about his love for St. Louis