Casey Affleck, 46, can't keep hands off new girlfriend Caylee

Casey Affleck put on a public display of affection recently with his new, much younger girlfriend, Caylee Cowan. The two canoodled in plain sight in Los Angeles last week before parting ways.

Casey Affleck, 46, packs on the PDA with girlfriend Caylee Cowan, 23, as she gives him a kiss

Casey Affleck, 46 and his girlfriend Caylee Cowan, 24, look smitten as they hold hands in NYC

What celebrity surprised you when she/he announced her/his new relationship? - Quora

Casey Affleck, 46, cuddles bikini-clad Caylee Cowan, 23, in Tulum amid rumors of engagement

Casey Affleck steps outside with girlfriend Caylee Cowan after Thanksgiving row

Casey Affleck, 46 and his girlfriend Caylee Cowan, 24, look smitten as they hold hands in NYC

Casey Affleck, 46, can't keep hands off new girlfriend Caylee Cowan, 23, as they kiss goodbye in LA

Casey Affleck and Caylee Cowan couldn't keep their hands off each other while grocery shopping in LA

Casey Affleck, 46 and girlfriend Caylee, 24, attend Cannes as she puts on busty display, Celebrity News, Showbiz & TV

Casey Affleck and girlfriend Caylee Cowan can NOT keep their hands off each other in a crowd