"We fell in love with the talent, not with the body: explanation of love for actors. Benedict Cumberbatch and Tom Hiddleston and Martin Freeman and Matt Smith - Sherlock. AND David Tennant!" WE FEEL IN LOVE WITH THEIR SOUL
Matt smith originally auditioned for the role of sherlock in the BBC show, but Benedict cumberbatch was chosen over him. But Steven liked his acting so much he promised him a role in one of his shows. That show was doctor who.