Kara and James decided to end their 18-month relationship this week. The pair realised that they had drifted apart after spending much less time with each other this year.
Alexandrou toured with the Royal Shakespeare Company after quitting his role as Martin Fowler on the soap in February.
Meanwhile, Tointon's EastEnders commitments have been bigger, because her character Dawn Swann has been at the centre of some of the show's biggest storylines.
A spokesman told the Sunday Mirror: "It is all very amicable."
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