The Fourth Doctor
With Sonic Screwdriver & Swapable Head

Tom Baker
The Fourth Doctor With Swapable Head

The Fourth Doctor
Tom Baker (1974-1981)

Thanks Hoosier Whovian

The Fourth Doctor & Electronic Tardis
Underground Toys Re-release (2010) of the 4th Doctor (red jacket, swappable heads) with a 4th Doctor era Classic Tardis featuring light and sound effects

The Fourth Doctor & Electronic Tardis

The Fourth Doctor: Single Carded/Adventure Set/Electronic Tardis, 11 Doctors Set & Pyramids of Mars versions
Thanks Cyberlek

The Fourth Doctor: 11 Doctors Set - Thanks Cyberlek