Erin, on the other hand, looked a lot happier as she walked beside her beau carrying more bags and also smoking.
The brunette made the most of the sunny weather by wearing a multi-coloured floral maxi dress and tan pumps as well as a black rucksack.
The actor and the production assistant met on the 2007 set of Harry Potter and the Half-Blood Prince and began dating four years later.
"She's trying to move on," Coker's father tells The Daily Mail.
In 2007, it emerged that he was dating Irish actress Laura O’Toole, now 26, after meeting during the West End stage play Equus, but the couple split in early 2008.