Yes, go onto Google Images and type in Death Star. You will find MANY pictures of the Death Star. All for free. To save a picture you want, right click with your computer mouse's arrow on the picture you want. Then click Save As.
I personally believe you should support those that made it by purchasing the Movies in store but, this Website was made to give proper Answers, so I shall give it to you- I would say your best bet is...
Marc Hamil (Luke Skywalker) was a relative unknown. Carrie Fisher (Princess Liea) and Harrison Ford (Han Solo) were burgeoning actors. The only established name and 'star' was Alec Guniess (Obi Wan)...
Qui-gon Jinn, Obi-Wan Kenobi, Anakin, Padme/Queen Amidala, Boss Nass, Darth Maul, Jar Jar Binks, R2-D2, and C-3PO were all in Star Wars Episode I: The Phantom Menace.