Sterling K. Brown is taking his training for the upcoming Predator movie seriously, and his hard work is paying off!
The Emmy-winning actor showed off the six-pack abs he's been working on in a shirtless selfie shared to Instagram on Sunday.
WATCH: Sterling K. Brown Gets Emotional Over Gut-Wrenching 'This Is Us': 'Tomorrow Is Not Promised'
"I've been working on @the_predator_movie with the wonderful @_trevante_ , & try as I might to believe otherwise...that brother reminds me everyday that I'm 40 years old!" Brown joked. "Even still...thanks for the inspiration young man."
NEWS: Sterling K. Brown Says Marvel's 'Black Panther' Isn't Just an Action Film: 'It's Socially Relevant'
All that core strength should serve the busy People v. OJ Simpson actor well -- besides Predator, he's got a role in Marvel's upcoming Black Panther coming up, as well as season two of This Is Us.
Speaking of This Is Us -- check out the adorable cast reaction to news of their second season renewal in this video.