Complex sentence: He also acted opposite Laurence Olivier in "The Demi-Paradise" (1943) and Olivier's film version of "Henry V" (1944), but his career was interrupted by his service in the Royal Air Force from 1944 to 1947.
Split into simpler sentences: He also acted opposite Laurence Olivier in "The Demi-Paradise" (1943) and Olivier's film version of "Henry V" (1944). His career was interrupted by his service in the Royal Air Force from 1944 to 1947.