Montgomery's acting career launched when the short film Bertrand the Terrible was released with him getting the role of Fred. He has also been cast as Jason/The Red Ranger in the Power Rangers reboot.
Montgomery has also appeared in a music video for the song "Old Souls" by a deathcore band from Perth called Make Them Suffer. He has also acted in theaters in the past.
|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||Post-Production|
|2017||Stranger Things||Billy||Season 2|