Tanner Ensign Tanner was a 22nd century Human Earth Starfleet command division officer who was assigned to the starship under the command of Captain Jonathan Archer since 2151 . Service history . 2151 . Tanner helped to storage several boxes which were beam ed aboard using the transporter shortly before " Enterprise " was launched . ( ) He served as relief helmsman during Travis Mayweather ' s absence when an away team explored an uninhabited planet and when the crew made contact with the Novan s . ( ) He manned the helm again when the ship was under the command of Lieutenant Malcolm Reed and when " Enterprise " made a secret first contact with the Akaali / Malurian s . ( ) The same year he was working on an aft bridge station while " Enterprise " faced a confrontation between a group of Nausicaan s and the Earth freighter . ( ) Tanner served as relief helmsman during the absence of Travis Mayweather when " Enterprise " had to deal with an unidentified species . In the current time he served in the aft section on the bridge and reached Captain Archer a flashlight when the main power went offline . ( ) He was also on duty on the aft bridge when the ship made first contact with the Valakian s , and visited later the mess hall later , ( ) and when a group of Vulcan s came aboard . ( ) He was working in the situation room on the bridge when " Enterprise " discovered the crash land ed Kantare supply ship and sent down an away team . He replaced Ensign Mayweather at the helm station when he was part of the away team . ( ) 2152 . Ensign Tanner served at the helm while Captain Archer and Travis Mayweather were held prisoner s by the Tandaran s in their Detention Complex 26 . He managed to escape two attacking Tandaran patrol ship s . ( ) The same year he visited the mess hall and attended the movie night . ( ) Tanner served as pilot for shuttlepod 2 on its way down to Risa . He was waiting in the shuttlebay when several crewmembers gathered to be brought down to the surface . ( ) In early 2152 , Lieutenant Reed was hoping to add a third officer assigned full - time to the armory , this would give Tanner the time to begin upgrades to the torpedo launcher s . Tanner was later wounded when a mine exploded on the hull of " Enterprise " and was brought into sickbay by Crewman Rossi . ( ) Tanner recovered and served at the helm when communications officer Hoshi Sato tried to talk to the Kreetassan s ( ) and when Trip Tucker , T ' Pol and Travis Mayweather boarded a to rescue Malcolm Reed and Captain Archer from an alien world . ( ) Tanner lay unconscious over the helm console when " Enterprise " passed the radius of a black hole . ( ) When the crew was forced to live and work at the catwalk for a few days , he manned the temporary helm control at the catwalk command area when Captain Archer requested him to relieve Travis Mayweather from the makeshift after he passed the ship through a maze of plasma eddies . Later he participated in watching another film for movie night . ( ) Tanner was working on the bridge when Commander Tucker and the Arkonian Zho ' Kaan went missing on a moon in Arkonian space ( ) and when Captain Archer and Ambassador Soval tried to implement peace talks with an Andorian group led by Commander Thy ' lek Shran on the planet Weytahn . ( ) 2153 . Ensign Tanner assisted bringing the wounded Arin ' Sen into the sickbay when " Enterprise " was on a rescue mission . ( ) He passed Travis Mayweather and Commander Tucker in a corridor shortly before Mayweather left the ship for shore leave and his visit to his home , the Earth freighter . ( ) He visited the sickbay again this year when the ship rescued several aliens from . ( ) He served as relief helm officer when Travis Mayweather piloted a shuttlepod to the northern mine on a trellium mining planet . ( ) Tanner was on duty on the bridge and manned a station in the situation room when Lieutenant Reed reported the attack of two Xindi - Reptilian warship s to Captain Archer ( ) and when Archer informed T ' Pol about the mission status from the Xindi - Arboreal colony . ( ) In November 2153 , Tanner was wounded by the explosion of an organic explosive by a Triannon suicide assassin on C deck . He was treated in sickbay by Doctor Phlox . ( ) In December 2153 , Tanner had dinner in the mess hall while T ' Pol and Trip Tucker talked about their relationship and their previous encounter . ( ) 2154 . Tanner was working in the engine room when the three Orion women D ' Nesh , Maras , and Navaar came aboard . Like every male aboard the ship he was also affected by the Orion pheromone s and witnessed a dispute between Commander Tucker and Kelby . Later , when Harrad - Sar tried to hijack " Enterprise " and Captain Archer , Tanner was working on the bridge . ( ) 2161 . Tanner attended the Federation Founding Ceremony on Earth in 2161 . ( ) Background information . Ensign Tanner was portrayed by regular background actor and stand - in Evan English throughout the series . He received no credit for his appearances . Tanner ' s name was mentioned in " Minefield " and " The Catwalk . " He was also featured in the extended deleted scene in sickbay in the episode " Minefield " . A distressed uniform worn by English in his performance as Tanner was sold off on the It ' s A Wrap ! sale and auction on eBay .