Charade stars Cary Grant and Audrey Hepburn. It also has James Coburn, who is a favorite of mine since I saw my first Flint movie. Younger Son thought it would be a much more serious film, but it is a romantic comedy as much as it's a suspense thriller. It has a distinctive style, with music by Henry Mancini and credit animations by Maurice Binder, the man who did most of the James Bond movies.
Here are the opening titles seen against the Mancini score:
Here's the theatrical trailer:
It is in the public domain due to a copyright oversight, and can be viewed online in 21 short episodes here. We have this DVD, but it is available as a Criterion edition.
I had a previous post on this film.
The Criterion Contraption has a review.
Criterion Confessions has a review.
Charade is available at youtube in 12 parts. Here is the first part: