the dog is called "Milou"
its the CUTE little toto:)
I'm assuming you mean, who voices the character in 'Secret of the Unicorn'? In which case it is Jamie Bell. And Andy Serkis voices Captain Haddock.
Proper names, such as Tin-tin, do not change from one language to another.
The plural of tin is tins.
Tintin's dog was a white Wire Fox Terrier named Snowy (Milou in the original French version of the comic).
tin foil, tin cans, rubbage cans, tin statues, tin mint cans (pokemon tins, mint tins), ...
4 Red Tins For Every 1 Blue Tin
I believe you are thinking of Rin Tin Tin.
Tintin
tin collector
For opening tins
A tin-opener.