Washington, May 5 (ANI): 'Iron Man,' a superhero film starring Robert Downey Jr., has topped the weekend box office raking in 100.8 million dollars, as per estimates compiled by Exhibitor Relations.

Jon Favreau's 'Iron man' is followed by 'Made of Honor,' which earned 15.5 million dollars, reports E! Online.

At number three was 'Baby Mama' with 10.3 million dollars.

'Forgetting Sarah Marshall' landed the fourth spot with 6.1 million dollars.

Rounding off the top five was 'Harold and Kumar Escape from Guantanamo Bay,' with earnings of 6 million dollars.

The list of top-grossing weekend films is as follows:

1. Iron Man - 100.8 million dollars

2. Made of Honor - 15.5 million dollars

3. Baby Mama - 10.3 million dollars

4. Forgetting Sarah Marshall - 6.1 million dollars

5. Harold and Kumar Escape from Guantanamo Bay - 6 million dollars

6. The Forbidden Kingdom - 4.2 million dollars

7. Nim's Island - 2.8 million dollars

8. Prom Night - 2.5 million dollars

9. 21 - 2.1 million dollars

10. 88 Minutes - 1.6 million dollars (ANI)