1985 | 7 Episodes

Season 1 of The Brothers McGregor premiered on September 4, 1985.

1986 | 6 Episodes

Season 2 of The Brothers McGregor premiered on April 3, 1986.

1987 | 6 Episodes

Season 3 of The Brothers McGregor premiered on February 16, 1987.

1988 | 7 Episodes

Season 4 of The Brothers McGregor premiered on July 13, 1988.