Oh this could go on for a while.  Cookies to those who can get the more way-back machine weird ones.

Optimus Prime and Megatron
Voltron
R2-D2
The Gunslinger
Cletis
Johnny 5
Twiki
M-O
Bender
Mr. Roboto
The Living Brain
Marvin
T-1000
L-Ron
Bishop
Hal
Max
Dot Matrix
Project 2501
Iron Giant
Plex
Jinx
Red Tornado