After a lengthy delay, it was Cristiano Ronaldo who stepped up and duly scored the penalty to send Real Madrid through to the semi finals of the Champions League.
There was still half an hour left and Madrid were on the verge of one of the most embarrassing nights in their history.
Zidane was asked about his thoughts on the penalty incident, to which he responded, "It was a penalty, they've told me it was a penalty".
Real are fourth in the Liga standings and could be 18 points behind runaway leaders Barcelona by the time they play against Malaga.
It was the right call, although when Medhi Benatia made contact with Lucas Vazquez on the edge of the six-yard area it was the sort of challenge that on another night with another ref might have gone unpunished. Substitutes: Stephan Lichtsteiner (for De Sciglio, 17) 7, Wojciech Szczesny (for Buffon, 90) 3.
The Welsh forward didn't start last season's Champions League final victory over Juventus in Cardiff, and he hasn't been a regular even when fit this season.More news: Russia, US Militaries Prepare for Any Kind of Attack
Isco had a goal correctly disallowed for offside soon after as Real pushed for a killer fourth goal in the tie, with Buffon blocking well at his near post from Isco soon before Juventus' second.
There was a lot controversy surrounding Los Blancos' penalty that secured their spot in the semi-finals of the Champions League.
The match looked destined for extra time until the referee's penalty decision.
In today's game, the Bianconeri came to the party unlike the first leg and put up a match winning performance. It's a shame they talk about us stealing, it makes me angry.
Zinedine Zidane, Real Madrid coach: "I don't think he deserved a red but we can't change it".
"We could've scored five or six goals, so we ought to be proud".
Only European champions Real Madrid can better Bayern's tally of 11 semi-final appearances in the Champions League.