RUTH CONELL
Rowena joined the show in Season 10. The mother of Crowley, Rowena, was a cunning villain who bested the Winchesters, but when the time came to fight a greater common threat, she aligned with the boys. Rowena is well known for her humorous personality along with excellent fashion which made her a beloved character of the show.
- Age when she joined the show: 35 Years
- First Appearance: Soul Survivor
- Age when show ended: 40 Years
- Last Appearance: Our Father Who Aren’t In Heaven
- Total Appearances: 33
MARK SHEPPARD
Originally Crowley started off just another demon who wanted Lucifer back into the cgae. But he was opportunistic and ambitious who quickly captured the throne of the Underworld He has been an ally and a foe to the Winchesters. Many fans regret than we didn’t get to see more of Mark Sheppard since his abrupt departure from the show. Due to creative differences, his character was eventually written off. Mark made it clear that he has no intention of ever returning back.
- Age when he joined the show: 45 Years
- First Appearance: Abandon All Hope
- Age when show ended: 53 Years
- Last Appearance: All Along The Watchtower
- Total Appearances: 69
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MARK PELLEGRINO
The character of Lucifer has been played by numerous actors in TV shows and movies. This particular role has also changed the careers of many, such as Tom Ellis’ biggest success came through playing Lucifer in the TV show of the same name. But Mark’s Lucifer is very different, he portrayed a humorous and yet sinister at the same time, it was a blend of all the qualities that constitute the essence of Lucifer. It was also the first major big baddie of the Supernatural as envisioned by Eric Kripke.
- Age when he joined the show: 44 Years
- First Appearance: Sympathy For The Devil
- Age when show ended: 55 Years
- Last Appearance: Inherit The Earth
- Total Appearances: 37
JIM BEAVER
The character of Bobby Singer was written at the last minute and he wasn’t supposed to appear for a long time. But when he first appeared in Season 1 finale, the character received favorable response from the fans which resulted in recurring appearances of Bobby Singer. He served as the mentor and father figure to the boys, assisting them in their hunts. However, he met his demise in Season 7 which was a significant turning point in the show. Jim Beaver would make several appearances in the form of alternate universe Bobby.
- Age when he joined the show: 55 Years
- First Appearance: Devil’s Trap
- Age when show ended: 70 Years
- Last Appearance: Carry On
- Total Appearances: 70
ALEXANDER CALVERT
Alexander Calvert has appeared in several shows such as Bates Motel, Arrow, but his career’s biggest success came through the role of Jack Kline in Supernatural. It was a surprising move on the part of the writers to introduce another main character this late in the series, but Jack Kline definitely made a fun addition.
- Age when he joined the show: 27 Years
- First Appearance: All Along The Watchtower
- Age when show ended: 30 Years
- Last Appearance: Inherit The Earth
- Total Appearances: 36
SAMANTHA SMITH
The show Supernatural started with Samantha Smith who appeared in the pilot episode where she met her demise. The character of Mary Winchester would be played by a few more actresses along with Samantha. Samantha Smith returned as Mary Winchester in Season 11 finale.
- Age when she joined the show: 36 Years
- First Appearance: Pilot
- Age when show ended: 50 Years
- Last Appearance: Absence
- Total Appearances: 37