Attack of the Cybermen happened on 1985-01-12.
Revenge of the Cybermen happened on 1975-05-10.
Doctor Who - 1963 Attack of the Cybermen Part One 22-1 is rated/received certificates of: Australia:M UK:U
Doctor Who - 1963 Attack of the Cybermen Part Two 22-2 is rated/received certificates of: Australia:M UK:U
The Wheel in Space
The only two I can think of are "The Ambassadors of Death" (1970) and "Attack of the Cybermen" (1985)
The Tomb of the Cybermen was created in 1997.
He played the first Doctor back in 1963, he lasted 3 years on Dr who and his character had to regenerate after an attack from the cybermen.
The Cybermen have appeared in the following episodes (including the parallel, Pete's World Cybermen, but not including spin-off shows like Torchwood or audio plays, comic strips, etc.): The Tenth Planet The Moonbase The Tomb of the Cybermen The Wheel in Space The Invasion The War Games (thought projection; cameo) The Mind of Evil (hallucination; archival photo) Carnival of Monsters (again, just a cameo) Revenge of the Cybermen Logopolis (flashback) The Five Doctors Attack of the Cybermen Silver Nemesis Dalek (the displayed head) Parallel: Rise of the Cybermen The Age of Steel Army of Ghosts Human Nature (flashback) The Sound of Drums (flashback) The Next Doctor The Eleventh Hour (hologram) The Pandorica Opens The Big Bang (turned to stone) So, that's 23 appearances in episodes of Doctor Who.
Cybermen returned in episode 12 of season 7, 'Nightmare in Silver'.
Yes, Cybermen do speak. They all speak robotic-ly and of the same tone.
Daleks: 20 Cybermen: 13 The Daleks
Some of the Cybermen were humans who had a special implant that cut their emotions. The human brains were removed painfully and then put in steel suits. However some Cybermen were alien robots.