1976–77 League Cup (rugby league)

This was the sixth season for the League Cup, which was once again known as the Players No.6 Trophy because of its sponsorship. Castleford won the final, beating Blackpool Borough by the score of 25-15. The match was played at The Willows, Salford. The attendance was 4,512 and receipts were £2,919.

1976–77 League Cup (rugby league)

This was the sixth season for the League Cup, which was once again known as the Players No.6 Trophy because of its sponsorship. Castleford won the final, beating Blackpool Borough by the score of 25-15. The match was played at The Willows, Salford. The attendance was 4,512 and receipts were £2,919.