falling for someone, becoming a fan

I became a fan of that actor.

私はその俳優の愛好者になりました

I became a fan of that actor last month.

私は先月その俳優の愛好者になりました

I became a fan of that actor at home last month.

私は先月家でその俳優の愛好者になりました

I became a fan of that actor at home last month on my friend's recommendation.

私は先月家で友達の勧めによってその俳優の愛好者になりました

I became a fan of that actor at home last month on my friend's recommendation after watching the drama.

私は先月家で友達の勧めによって連続劇を見た後にその俳優の愛好者になりました