In the United States (US), the game can be watched live and on-demand with fuboTV (7-day free trial).
Sergio Aguero scored an eye-catching opener for the two-time world champions in the 19th minute but it was nearly immediately cancelled out by Alfred Finnbogason, whose team then held on in the face of enormous pressure. However, the bigger concern for Argentina is that they seem unable to break down compact defences.
Iceland then defended superbly, nearly fanatically, and will have real belief that they can get out of a group that also contains Croatia and Nigeria, who meet later on Saturday. Can Leo Messi match the hat-trick scored by eternal rival Cristiano Ronaldo?
80 MINS: With Iceland fans celebrating and Argentina's getting anxious, he lets fly with a left foot curler inches wide of the post.
Despite their broad experience and an attacking roster led by Messi alongside Angel Di Maria and Sergio Aguero, Argentina ahve struggled in qualifying round. team manager Jorge Sampaoli's camp only secured their spot to Russian Federation thanks to a hat-trick from Messi in their last qualifier versus Ecuador. Both sides look up for it and the match is evenly poised as of now.
With a population of just 335,000, Iceland are the smallest nation ever to qualify for the World Cup.
Argentina's forward Lionel Messi reacts at the end of the Russian Federation 2018 World Cup Group D football match between Argentina and Iceland at the Spartak Stadium in Moscow on June 16, 2018.
His free-kick in the final moments of the game was deflected off the Iceland wall and the Barcelona talisman trudged off the pitch dejected.
"The Mascherano-Biglia tandem at midfield secures us defensive alternatives that we will need and that another pair can't give us", Sampaoli said.
Gylfi Sigurdsson is the star in a team without stars.
Argentina have some issues defensively but, at the other end of the pitch, they have got plenty of players who can potentially win them the game, no matter how well Iceland defend.
As you can see, Argentina vs. Iceland is the only World Cup game today being broadcast by Fox.
While, it was an unbelievable moment for all Messi and Argentina faithful, somewhere the Ronaldo fanatics would have had a hearty laugh, seeing the Argentine miss it from the spot in what could probably have gone on to become the victor for his side.
Gylfi Sigurdsson was top scorer (4 goals) and joint-top appearance maker (10 games) for Iceland in the qualifiers for Russian Federation 2018.