The Man Who Wouldn't Tell - S2-E20
Continuity mistake: At the lab, Wonder Woman jumps on top of a man and grabs him. Then she is away from him, ducking some object being tossed at her, but a shot later she's holding the guy again. Then they both run off-screen to the left, but a shot later they're in the same spot fighting.
The Man Who Wouldn't Tell - S2-E20
Continuity mistake: At the lab, when Alan tries to create the formula, the door behind is open. A shot later, it’s closed, and Wonder Woman knocks the door down.
The Man Who Wouldn't Tell - S2-E20
Character mistake: When Ted escorts Diana away from the elevator, he stares at the camera.
The Man Who Wouldn't Tell - S2-E20
Revealing mistake: When Wonder Woman breaks the door handle in the car, the close-up shot of the second handle she breaks is the previous close-up shot but reversed: she is using her right hand, which swaps to the left hand in the close-up, plus her arm position doesn't match her body's.
The Man Who Wouldn't Tell - S2-E20
Continuity mistake: At the parking lot, BW is aiming the gun at Wonder Woman. BW's head is pointing downwards, but a shot later, it's raised and her chin is pointing upwards.
The Man Who Wouldn't Tell - S2-E20
Continuity mistake: When Diana spins around, the lid on the trash can behind changes position between shots. (00:22:53)
The Man Who Wouldn't Tell - S2-E20
Deliberate mistake: In the laundry warehouse, Wonder Woman launches a man up to a beam. Due to his unnatural movements, one can easily tell that the scene is played backwards and he really was falling down.
The Man Who Wouldn't Tell - S2-E20
Continuity mistake: At the laundry place, when Diana runs away, Ted is watching her escape while lying down and resting his body on the left. A shot later, he is in a totally different position.
The Man Who Wouldn't Tell - S2-E20
Deliberate mistake: In order to knock down Ted at the laundry place, Diana opens a bag filled with clothes that are supposed to fall on him. The bag is too low plus the actor is away from the bag, so when she opens the bag he crouches, then grabs the clothes and pours them on top of him and falls down. It's all very lame.
The Man Who Wouldn't Tell - S2-E20
Continuity mistake: After the lab explodes, the cameraman places his hand next to the peeping hole. A shot later, it's lowered.
The Man Who Wouldn't Tell - S2-E20
Revealing mistake: When the lab is about to explode and the room shakes wildly, none of the stuff moves, revealing the camera trick.
The Man Who Wouldn't Tell - S2-E20
Continuity mistake: When the episode starts, the cameraman's left hand is lowered. A shot later, it's on the camera.
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."