Early in his career, Mahlich dubbed Jeremy Jackson as Hobie on Baywatch. He also dubbed Chris Pratt in Guardians of the Galaxy and Jurassic World, Bill Hader in Trainwreck, Jesse Eisenberg in Batman v Superman: Dawn of Justice, James D'Arcy as Anthony Perkins in Hitchcock, Donald Glover in Alexander and the Terrible, Horrible, No Good, Very Bad Day, and Thomas Sturridge in Far from the Madding Crowd.