Castrol 'Tested To The Limit' by M&C Saatchi Sport & Entertainment

The footballer Cristiano Ronaldo stars in a documentary by Castrol to launch its new advanced engine oil product, Castrol Edge.

The documentary Castrol Edge Presents Ronaldo Tested To The Limit sees the Portugal and Real Madrid winger push himself to the limit in a scientific examination of his skills.

A trailer for the film is featured.