In the film, Arnold Schwarzenegger and Danny DeVito will reprise their roles as the mismatched siblings with Eddie Murphy attached to play the third brother. Ivan Reitman, who directed "Twins," will produce.
Gad was Tony-nominated for his performance as Elder Cunningham in The Book of Mormon. He has also been seen on Broadway in The 25th Annual Putnam County Spelling Bee and is known for his television work, which includes "The Daily Show," "Back to You" and the upcoming NBC comedy "1600 Penn," among others.