By contrast, Wahlberg seems to be a one-man military all on his own.
"He gets up every morning and plays 18 holes of speed golf," Duhamel told ET. "When we started the movie, I said, 'I got to do that with you.' He said, 'We get up at three and work out. Then we play at five.' I'm like, 'I'll check you on weekends.'"
Duhamel did get some time on the links when he played the legendary St. Andrews golf course in Scotland.
"I had a little trouble in the sand trap," he admitted. "I said, 'These bunkers can't be that hard to get out of.' Seven shots later, I couldn't get out of the sand trap."