Wealth-management adviser Andy Buckley may be about to lose his job -- his acting job on NBC's hit TV show "The Office," that is.

Every morning, 43 year-old Buckley goes to work at a leading investment bank and wealth-management advisory firm in Los Angeles. But while some of his co-workers leave midday to play a round of golf, Buckley's schedule allows him to occasionally show up on the set of "The Office" to play Dunder Mifflin's Chief Financial Officer, David Wallace.

"It's...