Game Overview
Quick, Dr. Fred’s Kidnapped Sandy and he’s about to start the experiment. Dave and his friends have come to rescue Sandy before she donates her brains to Dr. Fred. And you are the brains behind their efforts to solve the many mysteries of Maniac Mansion…
• What really happened when that meteor landed 20 years ago?
• How did it change Dr. Fred, Nurse Edna, and Weird Ed?
• What is a Green Tentacle and how do you feed it?
• Why is there a chainsaw in the kitchen?
• Why is there a nuclear reactor in the basement?
• How does Razor get her hair to stand up like that?
• Why does Dr. Fred keep going, “”Heh, heh, heh…””?
Installation Instructions
- Click the green button below to be redirected to UploadHaven.com.
- Wait 15 seconds, then click on the “free download” button. Allow the file transfer to complete (note that speeds may be slower with the free plan; upgrading to UploadHaven Pro will increase speeds).
- Once the transfer is complete, right-click the .zip file and select “Extract to Maniac Mansion” (To do this you must have 7-Zip, which you can get here).
- Open the folder that you just extracted and run the game as administrator.
- Enjoy the game! If you encounter any missing DLL errors, check the Redist or _CommonRedist folder and install all necessary programs.
Download Links
Download the full version of the game using the links below.
🛠 Easy Setup Guide
- Check for missing DLL files: Navigate to the
_Redistor_CommonRedistfolder in the game directory and install DirectX, Vcredist, and other dependencies. - Use 7-Zip to extract files: If you receive a “file corrupted” error, re-download and extract again.
- Run as Administrator: Right-click the game’s executable file and select “Run as Administrator” to avoid save issues.
💡 Helpful Tips
- Need installation help? Read our full FAQ & Troubleshooting Guide.
- Antivirus False Positives: Temporarily pause your antivirus software during extraction to prevent it from mistakenly blocking game files.
- Update GPU Drivers: For better performance, update your NVIDIA drivers or AMD drivers.
- Game won’t launch? Try compatibility mode or install missing DirectX updates.
- Still getting errors? Some games require updated Visual C++ Redistributables. Download the All-in-One VC Redist Package and install all versions.
❓ Need More Help?
Visit our FAQ page for solutions to frequently asked questions and common issues.
System Requirements
- OS: Windows XP/Vista/7/8/10
- Processor: 1 GHz
- Memory: 256 MB RAM
- Graphics: 3D graphics card compatible with DirectX 7
- DirectX: Version 7.0
- Storage: 40 MB available space
- Sound Card: 16-bit sound card
- Additional Notes: Mouse, Keyboard
Screenshots
