Casey Affleck goes Instagram-official with actress Caylee Cowan

lt;p>This comes days after Page Six published first photos of Affleck making out with the actress, known for her roles in "Sunrise in Heaven" and "Willy Wonderland."</p>

Casey Affleck, 46, and girlfriend Caylee Cowan, 24, share a kiss at the Cannes Film Festival

Casey Affleck & Caylee Cowan Spark Engagement Rumors

Casey Affleck and Caylee Cowan are all over each other and possibly engaged while out for lunch in LA

Casey Affleck's girlfriend Caylee Cowan gushes about their love

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Casey Affleck, 47, passionately kisses girlfriend Caylee Cowan, 24, at Venice Film Festival

Casey Affleck & Caylee Cowan Spark Engagement Rumors

Casey Affleck New York Post

Casey Affleck & Caylee Cowan Spark Engagement Rumors

Who is Casey Affleck's girlfriend? Actor goes official on Instagram with Caylee Cowan