Like so many of his contemporaries, McGregor's career quickly waned after the changeover to sound and he was reduced to playing second fiddle to Bela Lugosi in the Mascot serial The Whispering Shadow (1932).
The White Shadow | Robotech: The Shadow Chronicles | DJ Shadow | The Shadow | Shadow Cabinet | Batman: Shadow of the Bat | Moonlight Shadow | The Shadow Out of Time | Storm Shadow | The Shadow Line | Shadow Project | Shadow Leader of the House of Commons | Shadow Chancellor of the Exchequer | The Shadow over Innsmouth | Shadow Theatre | Shadow Raiders | Shadow on the Wall | Shadow of the Thin Man | Shadow Home Secretary | Pandemonium Shadow Show | Ender's Shadow | Vincent Black Shadow | Twin Shadow | The Shadow of Your Smile | The Shadow of Weng-Chiang | The Shadow of the Wind | The Shadow Line (TV series) | Stop Whispering | Snake in the Eagle's Shadow | Shadow Weave |