Replace your code with this:
ErrorDocument 404 /404.php
AddDefaultCharset UTF-8
Header unset ETag
FileETag None
Options +FollowSymLinks -MultiViews
# Turn mod_rewrite on
RewriteEngine On
RewriteBase /
RewriteCond %{THE_REQUEST} ^[A-Z]{3,}\s/+movie\.php\?name=([^\s&]+) [NC]
RewriteRule ^ movie/%1? [R=301,L]
RewriteRule ^movie/([^/]+)/?$ movie.php?name=$1 [L,QSA]