Complex sentence: As an actor alone, Bergen portrayed the shy Norwegian suitor in "I Remember Mama" (1948) and "Captain China" (1949) and "Don't Make Waves" (1965).
Split into simpler sentences: As an actor, Bergen portrayed the shy Norwegian suitor in "I Remember Mama" (1948). He also appeared in "Captain China" (1949) and "Don't Make Waves" (1965).