How do I spectate / watch / kibitz a game in play?

When viewing a room, you see a list of tables.

Select a table  - Press the blue Eye in front of the table name.

To watch the entire table press an Alias in the Spectate section.
This player's cards will show at the bottom on screen. 

To Kibitz one particular player press an Alias in the Kibitz section.
This player's cards will show at the bottom on screen.