There are many movies that have achieved high returns on investment (ROI) by having a low production budget and performing well at the box office. Here are ten movies that had a high ROI:

1. Paranormal Activity (2007) – made on a budget of $15,000 and grossed over $193 million, which is a return of over 12,800%.
2. The Blair Witch Project (1999) – made on a budget of $60,000 and grossed over $248 million, which is a return of over 413,000%.
3. Mad Max (1979) – made on a budget of $350,000 and grossed over $100 million, which is a return of over 28,500%.
4. Rocky (1976) – made on a budget of $1.1 million and grossed over $225 million, which is a return of over 20,000%.
5. Halloween (1978) – made on a budget of $300,000 and grossed over $70 million, which is a return of over 23,000%.
6. The Full Monty (1997) – made on a budget of $3.5 million and grossed over $257 million, which is a return of over 7,200%.
7. Get Out (2017) – made on a budget of $4.5 million and grossed over $255 million, which is a return of over 5,500%.
8. A Quiet Place (2018) – made on a budget of $17 million and grossed over $341 million, which is a return of over 2,000%.
9. The Purge (2013) – made on a budget of $3 million and grossed over $89 million, which is a return of over 2,800%.
10. Insidious (2010) – made on a budget of $1.5 million and grossed over $99 million, which is a return of over 6,500%.

These movies are examples of how a well-made film can generate a large return on investment, even with a limited budget. Some of these films also became cultural phenomena and helped launch the careers of the filmmakers and actors involved. The success of these movies also demonstrated that a good story and strong marketing can overcome a lack of resources and production value.