in line; in a row
Si no están en la fila, no les darán dinero.
If they aren't in line, they won't be given money.
— Gangs of Wasseypur. Parte 1 (2012)
Se sentó entre sus dos mejores amigos en la fila del cine.
He sat between his two best friends in the movie theater row.
Preferiría sentarme en la fila de atrás.
I’d rather sit in the back row.
I'll put them in the good row.
Noté que ella se sentó en la fila del frente.
I noticed that she sat in the front row.