Career
He has appeared in the Channel 4 soap opera, Hollyoaks, in which he has played the character of Jack Osborne since 1996, and A Touch of Frost. McKenna first job was as a professional football player. His football career with Sheffield Wednesday F.C. ended after a back injury.
McKenna currently plays Jack Osborne in Channel 4 soap opera, Hollyoaks, since 1996 and is the second longest-serving character in the serial.