When I do see her she always looks rather wistful.

For a moment she looked wistful, then shook her head firmly.

I don't know if he saw me looking wistful or what, but he went, Let's go in.

The Emperor smiled, then looked almost wistful for a moment.

Robyn looked wistful for a moment, then turned to the king with a soft smile.

The science team filed out, but Ariel remained, looking wistful.

The gaunt face lost its smile and he looked wistful.

"You're too beautiful not to like men," the King said, then looked wistful.

Katherine looked so wistful, she hadn't the heart to say no. "Of course."

"You look wistful, my friend: your mind was over the hills and far away!"