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Randolph Mantooth

Actor • Born 1945

Randolph Mantooth

Open Cinema

About

Randy DeRoy Mantooth (September 19, 1945 – July 9, 2026), known professionally as Randolph Mantooth, was an American actor who worked in television, documentaries, theater, and film for more than 50 years. A graduate of the American Academy of Dramatic Arts, he was discovered in New York by a Universal Studios talent agent while performing the lead in the play Philadelphia, Here I Come! After signing with Universal and moving back to California, he slowly built up his resume with work on such dramatic series as Adam-12 (1968); Marcus Welby, M.D. (1969); McCloud (1970), and Alias Smith and Jones (1971). Mantooth portrayed paramedic John Gage in the 1970s medical drama Emergency! and spoke regularly at Firefighter and EMS conferences and symposia across the United States while maintaining an active acting career. He was a spokesperson for both the International Association of...

Known for

Criminal Minds posterCriminal MindsSeries • 2005JAG posterJAGSeries • 1995One Life to Live posterOne Life to LiveSeries • 1968The Love Boat posterThe Love BoatSeries • 1977Diagnosis: Murder posterDiagnosis: MurderSeries • 1993Sons of Anarchy posterSons of AnarchySeries • 2008ER posterERSeries • 1994Dallas posterDallasSeries • 1978MacGyver posterMacGyverSeries • 1985Murder, She Wrote posterMurder, She WroteSeries • 1984Ghost Whisperer posterGhost WhispererSeries • 2005L.A. Law posterL.A. LawSeries • 1986The Virginian posterThe VirginianSeries • 1962Baywatch posterBaywatchSeries • 1989Adam-12 posterAdam-12Series • 1968Charlie's Angels posterCharlie's AngelsSeries • 1976Emergency! posterEmergency!Series • 1972Walker, Texas Ranger posterWalker, Texas RangerSeries • 1993Marcus Welby, M.D. posterMarcus Welby, M.D.Series • 1969The City posterThe CitySeries • 1995Night Gallery posterNight GallerySeries • 1970McCloud posterMcCloudSeries • 1970China Beach posterChina BeachSeries • 1988Vega$ posterVega$Series • 1978