| Ron Livingston | Capt. Lewis Nixon |
| Matthew Settle | Capt. Ronald Speirs |
| Rick Warden | 1st Lt. Harry Welsh |
| Frank John Hughes | SSgt. William 'Wild Bill' Guarnere |
| Neal McDonough | 1st Lt. Lynn 'Buck' Compton |
| Damian Lewis | Maj. Richard D. Winters |
| Scott Grimes | TSgt. Donald Malarkey |
| Rick Gomez | Sgt. George Luz |
| James Madio | Sgt. Frank Perconte |
| Michael Cudlitz | Sgt. Denver 'Bull' Randleman |
| Dexter Fletcher | SSgt. John Martin |
| Shane Taylor | Cpl. Eugene Roe (medic) |
| Robin Laing | Pvt. Edward 'Babe' Heffron |
| David Schwimmer | Capt. Herbert Sobel |
| Peter Youngblood Hills | SSgt. Darrel 'Shifty' Powers |
| Dale Dye | Col. Robert Sink |
| Ben Caplan | Cpl. Walter 'Smokey' Gordon |
| Tim Matthews | Cpl. Alex Penkala |
| Michael Fassbender | Sgt. Burton 'Pat' Christenson |
| Colin Hanks | 2nd Lt. Henry Jones (Episode 8) |
| Doug Allen | Sgt. Alton More |
| Matt Hickey | Pvt. Patrick O'Keefe |
| Rocky Marshall | Cpl. Earl 'One Lung' McLung |
| George Calil | Pvt. James 'Moe' Alley |
| Tom Hardy | Pfc. John Janovec |
| David Nicolle | 2nd Lt. Thomas Peacock |
| Phil McKee | Lt. Col. Robert L. Strayer |
| Stephen Graham | Sgt. Myron 'Mike' Ranney |
| Tony Devlin | Pvt. Ralph Spina (medic) |
| Simon Pegg | 1st Sgt. William Evans |
| Jamie Bamber | 2nd Lt. Jack Foley |
| Simon Fenton | Pvt. Gerald Lorraine |
| Jason O'Mara | 1st Lt. Thomas Meehan |
| Nigel Hoyle | Pvt. Leo Boyle |
| Kieran O'Brien | Pvt. Allen Vest |
| Iain Robertson | Pvt. George Smith |
| Matthew Duquenoy | C-47 pilot (Episode 2) |
| Diana Kent | Mrs. Lamb (English laundress, Episode 3) |
| Josefien Hendriks | Dutch girl in farm |
| Ben Peyton | Warr. Off. Andrew Hill |
| Ian Virgo | Soldier |
| Dan van Husen | Alleged commandant |
| Ben Montague | Pvt. Matt McDowell |
| Laird Macintosh | Jeep driver (Episode 6) |
| Andrew Howard | Capt. Clarence Hester |
| Isabella Seibert | German girl with Janovec |
| Wolf Kahler | German general |
| Luke Roberts | Herbert J. Suerth |
| Stephen Walters | John McGrath |
| Martin Arno | Junior German |
| Peter Stark | German inside barn |
| Philip Rham | German colonel |
| Dirk Galuba | German MP |
| Jack Gustav | German soldier (episode 2) |
| John Light | Lt. Col. Dobie |
| Paul Hornsby | German soldier (Episode 4) |
| Jonathan Edwards Young | Lt. John Kelly (episodes 1 & 2) |
| Alexis Conran | Lt. Lavenson |
| Jonie Broom | Hans Schmidt Episode 2 |
| Kieran O'Donnell | German soldier (episode 2) |
| Jonjo O'Neill | Replacement #1 |
| Toby Ross-Bryant | Paul Jones (medic) |
| Paul Sacks | Easy Company jeep driver |
| Graham Seed | Red Beret brigadier general |
| Milo Twomey | Army doctor |
| Rupert Wickham | Brain surgeon |
| Hugo Metsers | John van Kooijk (Episode 4) |
| Donald Malarkey | Himself |
| David Blair | Flt. Lt. Smith |
| Lynn 'Buck' Compton | Himself |
| Brandon Firla | Lt. Brewer |
| Joanna Gonet | Choir Girl #12 |
| Lester Hashey | Himself |
| Philip Hayden | Corporal |
| Moose Heyliger | Himself |
| Joe Lesniewski | Himself |
| Ben Loyd-Holmes | Pvt Macintosh |
| Bill Maynard | Himself |
| Ricky Nixon | Young German Sentry |
| Paul Rogers | Himself |
| Buck Taylor | Himself |
| Shigeru Ushiyama | Capt. Herbert M. Sobel |
| Robert 'Popeye' Wynn | Himself |
| Kôichi Yamadera | Capt. Lewis Nixon |
| James Embree | Easy Company sergeant |
| Bruce Lawrence | Medic |
| Dean Mitchell | American Soldier |
| John Perkins | German Soldier |
| Mike Savva | Easy Company Officer (Episode 10) |
| Donnie Wahlberg | 2nd Lt. C. Carwood Lipton |
| Neal McDonough | 1st Lt. Lynn 'Buck' Compton |
| Eion Bailey | Pvt. David Kenyon Webster |
| Kirk Acevedo | SSgt. Joseph Toye |
| Richard Speight Jr | .Sgt. Warren 'Skip' Muck |
| Ross McCall | Cpl. Joseph Liebgott |
| Peter McCabe | Cpl. Donald Hoobler |
| Matthew Leitch | SSgt. Floyd 'Tab' Talbert |
| Marc Warren | Pvt. Albert Blithe |
| Mark Huberman | Pvt. Lester 'Leo' Hashey |
| Nicholas Aaron | Pvt. Robert 'Popeye' Wynn |
| Mark Lawrence | Cpl. William Dukeman |
| Douglas Spain | Pvt. Antonio Garcia |
| Craig Heaney | Pvt. Roy Cobb |
| Nolan Hemmings | Sgt. Charles 'Chuck' Grant |
| Bart Ruspoli | Pvt. Edward Tipper |
| Simon Schatzberger | Pvt. Joseph Lesniewski |
| Andrew Scott | Pvt. John 'Cowboy' Hall (Episode 2) |
| Philip Barantini | Sgt. Wayne 'Skinny' Sisk |
| Andrew Lee Potts | Pvt. Eugene Jackson |
| James McAvoy | Pvt. James Miller |
| Adam James | Pvt. Cleveland Petty |
| Dave Power | Pvt. Dietrich |
| Stephen McCole | 1st Lt. Frederick T. 'Moose' Heyliger |
| Peter O'Meara | 1st Lt. Norman Dike |
| Rene L. Moreno | Pvt. Joseph Ramirez |
| Jimmy Fallon | 2nd Lt. George Rice (10th Armored, Episode 5) |
| Doug Cockle | Father John Maloney |
| Alex Sabga | Cpl. Francis 'Frank' Mellet |
| Ezra Godden | Pvt. Robert van Klinken |
| Luke Griffin | Sgt. Terence 'Salty' Harris |
| Michael Edmiston | Training jumpmaster (Episode 1) |
| Wil Röttgen | German officer |
| William Tapley | Capt. Paige (British tank commander, Episode 4) |
| Jack Wouterse | Dutch farmer |
| David Crow | Cpl. Nicksons |
| Corey Johnson | Maj. Kent |
| Jamie Harding | French boy in Paris subway (Episode 5) |
| Lucie Jeanne | Renee Lemaire (Episode 6) |
| Marcos D'Cruze | Joseph P. Domingus |
| Tom Hanks | British officer |
| Christoph Dostal | Senior German |
| Anatole Taubman | Otto Herzfeld |
| Suzanne Roquette | German widow |
| Hans-Georg Nenning | German Baker |
| Ben Hecker | German man in flat |
| Paul Herzberg | German doctor at checkpoint |
| Maxwell Hutcheon | German waiter |
| Freddie Joe Farnsworth | Trooper on horse |
| Jason Done | Drunk GI |
| Kristina Brändén | Gertrud |
| Joel Beckett | Lieutenant Holden |
| William Armstrong | Gen. McAuliffe |
| Chris Finch | German Soldier |
| Jordan Frieda | Replacement |
| Billy Hill | Dutch boy |
| Marc Jordan | Pvt. John T. Julian |
| Richard Lynson | Officer in hospital |
| Christian Malcolm | MP at Lansberg |
| Joseph May | Lt. Shames |
| Richard D. Winters | Himself |
| James Alley Jr | .Himself |
| Brendan Carr | German Soldier |
| Dominic Cooper | Allington |
| Iain Fletcher | Bernard J. (Doc) Ryan |
| William Guarnere | Himself |
| Phil Hayden | Corporal |
| Edward 'Babe' Heffron | Himself |
| James Hurn | Jacobsen |
| C. Carwood Lipton | Himself |
| John Martin | Himself |
| Earl McClung | Himself |
| Darrel 'Shifty' Powers | Himself |
| J.B. Stokes | Himself |
| Ed Tipper | Himself |
| Tim Wildgoose | Prisoner |
| Kôji Yakusho | Maj. Richard D. Winters |
| David Andrews | Gen. Taylor (Episode 10) |
| Goran Kostic | Pow |
| Logan Marshall-Green | Captured German |
| Mark Oosterveen | Camp prisoner |
| Norman Campbell Rees | German prisoner |
