Crossword Puzzle Friend of early TV

Clue: Friend of early TV

Early offspring (CAIN with 4 letters)
Early Microsoft offering (DOS with 3 letters)
Officer Gannon's friend (FRIDAY with 6 letters)
Early TV offering (GMA with 3 letters)
Early N.Y. governor, to friends (PETE with 4 letters)
Early Atari offering (PONG with 4 letters)
Spy's reaction to an early retirement offer? (DESKJOBINTERESTSAGENT with 21 letters)
Leaves the office early? (RESIGNS with 7 letters)
Leaves early, as an office (VACATES with 7 letters)
Offscreen friend in "Ernest" films (VERN with 4 letters)