Cambridge will face Gateshead in the Conference play-off final after today's second leg semi-final games.
Cambridge beat Halifax 2-0 to win the tie 2-1 on aggregate, while the Heed beat Grimsby 3-1 at the International Stadium in front of over 8,000 fans to win 4-2 an aggregate. The Mariners ended the game with nine players after having Scott Neilson and Sam Hatton dismissed.
The play-off final is next Sunday, at Wembley, and is live on BT Sport.