http://www.imcdb.org/movie_97423-Get-Smart,-Again!.html
The already listed Alfa (still three stars)
Any of these 1 star cars
Toyota Celica, 1 star (look at the badge to the lower left)
Ford unknown (Ecoline?), 1 star
Lincoln (Town Car?), 3 star
I'm 90% sure this is a Mustang, 1 star
The pick-up on the left, 1 star
Pontiac Firebird/Trans Am?, 1 star
Truck on the right, 1 star
unknown, 1 star
unknown (possibly a Celica?) 1 star
unknown, 2 stars
unknown, 2 stars (some sort of crane)
and this yellow car, which I'm pretty sure is an Alfa. 1 star