From 2003-2012, he played Nick Marone on the CBS daytime soap The Bold and the Beautiful.

He attended the University of Missouri for one year, then junior college before eventually enrolling at the University of Arizona, where he tried out for the golf team and drama department.

Francis Borgia Regional High School in his hometown, where he played football and basketball.

Wagner first appeared on the scene in 1982 in the role of Clint Masterson, in Douglas Marland's short-lived cable soap opera, A New Day In Eden (co-produced by Susan Flannery, who would later be Wagner's co-star on The Bold and the Beautiful).

His most famous role has been Frisco Jones on the soap opera General Hospital (1983–1988, 1989–1991, 1994–95, 2013).

He was half of a supercouple with Kristina Wagner's Felicia and played the father of Georgie and Maxie Jones.

He also played Warren Lockridge on Santa Barbara from 1991 until that series' conclusion in 1993.He appeared in several made for television films, including Moving Target with Jason Bateman, Lady Killer with Judith Light, Frequent Flyer with Joan Severance, Nicole Eggert, and Shelley Hack, and Dirty Little Secret opposite Tracey Gold.He appeared for many years on Aaron Spelling's Fox nighttime soap opera Melrose Place, as the alternately caring/conniving Dr.Peter Burns (1994–99); he directed episodes as well.His character and Heather Locklear's "Amanda" were featured together on a beach in the series finale's closing scene, having faked their own deaths.He appeared in another Aaron Spelling project, the NBC television series Titans with Yasmine Bleeth in 2000, and in Spelling's daytime sudser Sunset Beach in 1997.