Tommy Knight

Tommy Knight played Luke Smith in The Sarah Jane Adventures and Doctor Who.

He has presented a behind the scenes video of Journey's End and a CBBC Extra behind the scenes look at the filming of series 2 of SJA.

He has also appeared on various CBBC programmes in and out of character, most notably Blue Peter and TMi on two occasions.

He plays Kevin Skelton (later Chalk) in Waterloo Road. Currently, he is appearing as Brodie, a recurring servant character in ITV's Victoria.