Many of the most common verbs — mostly -ere verbs — have a participle of their own. There's no rule; these are worth learning by heart:

Infinitive	Participle	Infinitive	Participle
fare — to do, make	fatto	prendere — to take	preso
dire — to say	detto	mettere — to put	messo
vedere — to see	visto	chiudere — to close	chiuso
leggere — to read	letto	aprire — to open	aperto
scrivere — to write	scritto	rispondere — to answer	risposto
bere — to drink	bevuto	spegnere — to switch off	spento

They work exactly like regular ones: Ho fatto colazione. Hai visto Marcos? Abbiamo preso il treno.

Two useful ones with fare: fare una foto (to take a photo) and fare la fila (to queue).