Wahlberg's co-stars Christian Bale, Amy Adams and Melissa Leo were all nominated for awards. "The King's Speech" stars Helena Bonham Carter and Geoffrey Rush also picked up nods.
Along with "The King's Speech" and "The Fighter," "Black Swan," "The Kids Are All Right" and "The Social Network" are competing for SAG's overall cast performance award.
Jeff bridges made the list of SAG nominees for his work in "True Grit" after being ignored by the Golden Globes on Tuesday. He joins fellow lead actor nominees Firth, Robert Duvall for "Get Low," Jesse Eisenberg for "The Social Network," and James Franco for "127 Hours."
Hilary Swank had not been feeling the love from other award lists, but her fellow actors rewarded her with a nomination for "Conviction." Also up for best performance by a female actor in a leading role are Annette Bening for "The Kids Are All Right," Nicole Kidman for "Rabbit Hole," Jennifer Lawrence for "Winter's Bone," and Natalie Portman for "Black Swan."
Among television contenders, "Modern Family" led with four comedy nominations, including Ty Burrell and Ed O'Neill for best actor, Sofia Vergara for best actress, and a cast honor.
Betty White continues to dominate as Hollywood's favorite actress. She earned two SAG nominations for best female actress in a television comedy and for best cast for the ensemble of "Hot in Cleveland."
Also nominated for best cast in a comedy series are "30 Rock," "Glee," and "The Office." For best cast of a television drama series, the nominees are "Boardwalk Empire," "The Closer," "Dexter," "The Good Wife," and "Mad Men."
The SAG Awards is set to be simulcast live coast-to-coast on TNT and TBS on Jan. 30 at 5 p.m PST from the Shrine Auditorium in Los Angeles.
The Associated Press contributed to this story.