2018 | 1 Episodes

Season 0 of The Secret World of Alex Mack premiered on May 1, 2018.

1994 | 13 Episodes

Season 1 of The Secret World of Alex Mack premiered on October 8, 1994.

1995 | 20 Episodes

Season 2 of The Secret World of Alex Mack premiered on October 14, 1995.

1996 | 25 Episodes

Season 3 of The Secret World of Alex Mack premiered on October 5, 1996.

1997 | 20 Episodes

Season 4 of The Secret World of Alex Mack premiered on September 23, 1997.