I have a class<BR>class Alpha<BR>{<BR> class Record<BR> {<BR> //stuff<BR> }<BR> //stuff<BR>}<BR><BR>And another class<BR>class Beta<BR>{<BR> void method(Alpha::Record ...

if you need to use dynamic_cast<>, then the structure of your program is already "broken." Another, yet equally poor, choice is to have a function called "GetType" or whatever in the Parent class ...