Montgomery's first acting role was the character of Fred in the short film Bertrand the Terrible. He went on to portray Jason/The Red Ranger in the Power Rangers reboot.
Montgomery has also appeared in a music video for the song "Old Souls" by deathcore band Make Them Suffer. In the past, he has acted in theatres.
|2010||Bertrand the Terrible||Fred||Short film|
|2011||Family Tree||Will||TV Pilot|
|A Few Less Men||Mike|
|2017||Power Rangers||Jason / The Red Ranger|
|2017||Stranger Things 2||Billy|