(.*?)

sub wanted {
  if ( /\.html?$/ ){ # if .htm or .html
    local $/; # throw away stdin-separator 

    unless( open (HTML, $File::Find::name) ){
      warn "Error couldn't read $File::Find::name: $!\n";
    } # unless

    else {
      my $line = <HTML>; # slurp whole file
      close (HTML);

      my ($title) = m|<TITLE>(.*?)</TITLE>|is;
      # do with $title whatever you want...
    } # else

  } # if .html?

} # wanted
...