Ok - Dazren recommends that we do this as a Wiki thingy; so here we go:

Gone in 60 Seconds (remake) - 996 C2
Risky Business - 928
Bad Boys - 964 Turbo
Cars (Pixar) - 996 C2 (Cartoon car!)
Her Alibi - 356 cabriolet/speedster
Top Gun - 356 speedster
The Freshman - 89 Speedster (red)
Rogue Trader - 964 Speedster (red)
Who Dares Wins - 928S (burgundy)
Street Hawk?
Weird Science - 928