Paul Maxwell (born Maxim Popovich; November 12, 1921 – December 19, 1991) was a Canadian actor who worked mostly in British cinema and television, in which he was usually cast as American characters.

[2] Also, notable science fiction work he performed in was voicing Captain Grey in Captain Scarlet and the Mysterons, Colonel Steve Zodiac in Fireball XL5, acted as Elijah Baley in the Out of the Unknown episode "The Naked Sun", Lt. Jim Lewis in the UFO episode "Sub-Smash", Jim Gordon in the Dirk Maggs audio drama Batman: The Lazarus Syndrome and Van Leuwen in Aliens.

During World War II, Maxwell served in the Royal Canadian Artillery.

Maxwell started as an actor in the U.S., appearing in series such as Dragnet and Alfred Hitchcock Presents before emigrating to Britain in 1960.

In the next decade, Maxwell appeared in many TV series produced by ITC Entertainment, such as Danger Man and The Baron.