Jackson Smith

Jackson Moseley Smith was the father of Mickey Smith.

He had worked as a key-cutter at Clifton's Parade. (TV: Rise of the Cybermen) After his first wife Odessa, Mickey's mother, Jackson married a woman named Josette. (AUDIO: The Last Party on Earth)

Some time before 2002, Odessa committed suicide and he abandoned his son and went to Spain. Mickey went to live with his grandmother, Rita-Anne.

Parallel counterparts
The father of Ricky Smith, Mickey's Pete's World counterpart, had done the same. (TV: Rise of the Cybermen)

In another parallel world, Jackson and Odessa never had any kids, and Jackson died instead of running away. (AUDIO: The Last Party on Earth)