The 24-year-old actor was joined at the event by The Vampire Diaries actress Nina Dobrev who dolled up in a colorful outfit.
While they were there, Zac was spotted playing around with a video camera.
FYI: Nina wore Monique Lhuiller top and shorts, Manolo Blahnik shoes, and Bare jewelry.
Also pictured inside at the Canon sponsored event: Zac‘s At Any Price co-stars Dennis Quaid and Maika Monroe, as well as Nina‘s Perks of Being a Wallflower co-stars Logan Lerman, Mae Whitman, and Johnny Simmons.
FYI: Zac is wearing a TOPMAN blazer and trousers.
15+ pictures inside of Zac Efron and Nina Dobrev at the THR lounge… More Here! »