Wonder Woman Meets Baroness Von Gunther - S1-E2
Continuity mistake: After Wonder Woman saves Tommy and lands on the rooftop, the light cast on the wall swaps from dark to very bright between instant cuts.
The Feminum Mystique: Part 1 - S1-E5
Plot hole: If her younger sister Drusilla is sent from Paradise Island to retrieve Diana, how did she get to Washington DC or wherever, she had no way of knowing where her older sister would be.
The Feminum Mystique: Part 1 - S1-E5
Continuity mistake: When Diana comes home and spins into Wonder Woman there's a plant on the table under the mirror, but when she walks out of the kitchen with Drusilla that plant is on the floor. Then, note the only thing atop the hutch is a crystal basket, but when she changes back to Diana Prince two more large items are atop the hutch, now the plant is back on the table, and a tall lamp has suddenly appeared beside the chair.
The Starships Are Coming - S3-E15
Continuity mistake: The gag in Diana's mouth is tied differently between shots.
The Starships Are Coming - S3-E15
Revealing mistake: The old man in grey pyjamas who is launched by Wonder Woman is replaced with a much younger stunt.
Continuity mistake: Wonder Woman is on the beach and removes her tiara. A shot later, she's in a studio set.
Visible crew/equipment: In the gym, when Wonder Woman jumps on the trampoline, a crew member's arm is visible on the right side of the screen.
Revealing mistake: When the helicopter transports the phone booth, the man inside has been replaced with a stiff, unrealistic dummy.
Mind Stealers from Outer Space: Part 2 - S2-E11
Continuity mistake: When Johnny holds the mind controller egg in front of Diana, his grip changes between shots.
Mind Stealers from Outer Space: Part 1 - S2-E10
Revealing mistake: When Wonder Woman fights against the twin women, they are replaced with two tall stunts with blatant wigs.
Mind Stealers from Outer Space: Part 1 - S2-E10
Revealing mistake: When Wonder Woman is in the woods and leaps upwards to the tree branch, one can tell it's not the real actress but a stunt double. This is also very noticeable during the junkyard chase, too.
The New Original Wonder Woman - S1-E1
Continuity mistake: When Wonder Woman pushes a woman against a glass door, its design changes completely between shots.
The New Original Wonder Woman - S1-E1
Continuity mistake: When Wonder Woman checks in at the hospital holding Trevor, his head swaps between leaning against her head or not.
The New Original Wonder Woman - S1-E1
Revealing mistake: When Wonder Woman is pushed against a wall, the wall shakes, revealing it's made of cardboard. (01:32:30)
The Return of Wonder Woman - S2-E1
Continuity mistake: When the bad guys are beating Trevor's ass in the park and Wonder Woman spins around to transform herself, there's a man kneeling down behind her who disappears between shots.
Revealing mistake: In every shot of Wonder Woman's plane flying, it's very obvious that whoever is inside has been replaced with a blatant doll.
Wonder Woman Meets Baroness Von Gunther - S1-E2
Continuity mistake: When Wonder Woman is sprayed with the sleeping gas and passes out, the position of her left arm changes between instant cuts.
The Feminum Mystique: Part 1 - S1-E5
Revealing mistake: When Wonder Woman goes to flip the guy out of the Jeep, he jumps out of the Jeep and right into her hands just before she flips him. The problem is that when she grabs him, just before she flips him, you can see his shirt all puffed out in the back with the distinct outline of a big pad or cushion of some kind to cushion him after he's flipped.
Fausta, the Nazi Wonder Woman - S1-E3
Continuity mistake: During two of Wonder Woman's transformations, she is missing her bracelets.
The New Original Wonder Woman - S1-E1
Revealing mistake: When Wonder Woman rushes to the hospital holding Trevor, one can easily see he's been replaced by a mannequin.
Answer: Yes, on the first episode of season 2, she is shown on the island, when another plane crash lands, she says, "They sound different from WW II". Later in the same episode a woman gathers background information on Wonder Woman. The woman says, "From 1942 to 1945, she helped the Allies win the war."