WATCH: Fans celebrate as Harry Kane scores

Cape Town - Fans watching England's first 2018 World Cup game go wild as Harry Kane scores the first goal of the tournament.

Kane came to the rescue with two goals, the second a dramatic injury-time winner, as England began their 2018 Soccer World Cup Group G campaign with a stuttering 2-1 win over Tunisia on Monday.

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Gareth Southgate's men almost paid a heavy price for missing a slew of first-half chances when Tunisia's Ferjani Sassi slotted home a softly-awarded penalty 20 minutes before half-time.

And the north Africans were still level as the game went past the 90-minute mark.

But Harry Maguire won a header from a corner and Kane was on hand at the far post to nod in the winner before being mobbed by his ecstatic teammates.

"I'm so proud of the lads," Kane said. "They kept going, kept going to the last second.