Stephen Merchant As Dave Gibbs
Stephen Merchant as Dave Gibbs, a tall British man who started seeing Amy after she ended her relationship with Sheldon. Dave expressed a strong desire to meet Sheldon and Leonard, whom he thought to be physics superstars and to learn more about them. Merchant’s day job is as a co-writer and director for the British version of the hit television show The Office.
John Ross Bowie As Barry Kripke
Barry Kripke was a competing scientist at CalTech who had an on-again, off-again acquaintance with Sheldon that lasted for a number of years. In addition to suffering from rhotacism, Barry also suffered from a speech impairment that caused him to pronounce the letters R and L with a “W” sound.