Full list of all 43 You're in the Movies achievements worth 1,000 gamerscore. It takes around 20-25 hours to unlock all of the achievements on Xbox 360.
Complete all 30 original movies in 4 player mode
Complete all 30 original movies
Complete all movies in the Disaster genre
Complete all movies in the Action genre
Complete all movies in the Horror genre
Complete all movies in the Sci-Fi genre
Complete all movies in the Classic genre
Score maximum points in Let’s Dance and Freestyle Fever
Score maximum points in Backstage Bother and Dynamo!
Score maximum points in Sound Off and Ding Dong
Create a script using director mode
Destroy 20 ships in Rocket Launcher
Score maximum points in Marathon Man, Stuntman and Piranha Panic
Complete all fairground games
Score maximum points in Shut the Valve and Treasure Trove
Knock the wall down in Swing King and dig to the bottom of the screen in Demolition Day
Complete all city games
Score maximum points in Log Toss, Bungee Run, and Hula Hula
Score maximum points in Dragon Boat and Funky Monkey
Complete Play Fight and Fistful of Fun without getting hit
Hit all the pads in Contender
Score maximum points in Cup and the Pea and Costume Crisis
Complete all studio games
Complete all desert island games
Knock the bell off in Strongman
Play Flight of Fancy and ride in the plane
Don’t get hit in both Knock Knock and Rodeo Rampage
Complete all countryside games
Score maximum points in Film Buff and The Reel Thing
Score maximum points in Stone Master and Free Your Mind
Don't get caught in both Monkey Run and Tornado Run
Get 3 balls in a row on Skuseball
Hit the maximum punch 3 times in a row in Punch Out
Complete all 2 player games in 2 player mode
Complete all dojo games
Beat all the bad guys in Runaway Train and Hitman
Make a movie in each of the 5 genres
Complete 5 game sessions
Complete 3 game sessions
Make a movie with 4 players
Complete 1 game session
Make a movie with only 1 player
Complete an audition and begin making a movie