Martin Johnson is part of a small group of rugby players who have tried American football.
So who are the chosen few? Here are five players who made the switch from Rugby Union to American Football at some point in their career.
1. Martin Johnson
The 2003 World Cup winning-captain briefly played American football for the Leicester Panthers as a tight end or defensive end in the early 1990’s. He admitted after retiring that he regretted not trying to play in the NFL.