Casey Affleck, 46, and girlfriend Caylee Cowan, 23, passionately

The 46-year-old Oscar winner and his 23-year-old girlfriend took their relationship to the next step by sharing photos of themselves kissing to mark one year since they met.

Casey Affleck, 46, and girlfriend Caylee Cowan, 23, passionately

Casey Affleck and Girlfriend Caylee Cowan Attend Los Angeles Gala

Casey Affleck, 46, cuddles with Caylee Cowan, 23, as she wears a

Casey Affleck and Caylee Cowan Out In Malibu

Casey Affleck 46 and Caylee Cowan 23 spark engagement rumors

Casey Affleck Makes Romance with Caylee Cowan Instagram Official

Celebrity Pda, Page 15

Casey Affleck's Girlfriend Caylee Cowan Goes Prehistoric for